Initial commit

5 files changed, 116 insertions, 81 deletions

diff --git a/proto/go/gitalypb/wiki.pb.go b/proto/go/gitalypb/wiki.pb.go
index 036f46fcc..bd1faa95e 100644
--- a/proto/go/gitalypb/wiki.pb.go
+++ b/proto/go/gitalypb/wiki.pb.go
@@ -398,7 +398,8 @@ type WikiWritePageRequest struct {
 	Name          []byte             `protobuf:"bytes,2,opt,name=name,proto3" json:"name,omitempty"`
 	Format        string             `protobuf:"bytes,3,opt,name=format,proto3" json:"format,omitempty"`
 	CommitDetails *WikiCommitDetails `protobuf:"bytes,4,opt,name=commit_details,json=commitDetails,proto3" json:"commit_details,omitempty"`
-	// This field is present in all messages.
+	Ref           []byte             `protobuf:"bytes,6,opt,name=ref,proto3" json:"ref,omitempty"`
+	// These fields is present in all messages.
 	Content              []byte   `protobuf:"bytes,5,opt,name=content,proto3" json:"content,omitempty"`
 	XXX_NoUnkeyedLiteral struct{} `json:"-"`
 	XXX_unrecognized     []byte   `json:"-"`
@@ -458,6 +459,13 @@ func (m *WikiWritePageRequest) GetCommitDetails() *WikiCommitDetails {
 	return nil
 }
 
+func (m *WikiWritePageRequest) GetRef() []byte {
+	if m != nil {
+		return m.Ref
+	}
+	return nil
+}
+
 func (m *WikiWritePageRequest) GetContent() []byte {
 	if m != nil {
 		return m.Content
@@ -511,7 +519,8 @@ type WikiUpdatePageRequest struct {
 	Title         []byte             `protobuf:"bytes,3,opt,name=title,proto3" json:"title,omitempty"`
 	Format        string             `protobuf:"bytes,4,opt,name=format,proto3" json:"format,omitempty"`
 	CommitDetails *WikiCommitDetails `protobuf:"bytes,5,opt,name=commit_details,json=commitDetails,proto3" json:"commit_details,omitempty"`
-	// This field is present in all messages
+	Ref           []byte             `protobuf:"bytes,7,opt,name=ref,proto3" json:"ref,omitempty"`
+	// These fields is present in all messages
 	Content              []byte   `protobuf:"bytes,6,opt,name=content,proto3" json:"content,omitempty"`
 	XXX_NoUnkeyedLiteral struct{} `json:"-"`
 	XXX_unrecognized     []byte   `json:"-"`
@@ -578,6 +587,13 @@ func (m *WikiUpdatePageRequest) GetCommitDetails() *WikiCommitDetails {
 	return nil
 }
 
+func (m *WikiUpdatePageRequest) GetRef() []byte {
+	if m != nil {
+		return m.Ref
+	}
+	return nil
+}
+
 func (m *WikiUpdatePageRequest) GetContent() []byte {
 	if m != nil {
 		return m.Content
@@ -1064,71 +1080,72 @@ func init() {
 func init() { proto.RegisterFile("wiki.proto", fileDescriptor_5c56f90469cec0af) }
 
 var fileDescriptor_5c56f90469cec0af = []byte{
-	// 1014 bytes of a gzipped FileDescriptorProto
+	// 1026 bytes of a gzipped FileDescriptorProto
 	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xcc, 0x57, 0x4f, 0x6f, 0x1b, 0x45,
-	0x14, 0x67, 0x1d, 0xff, 0x59, 0xbf, 0xc4, 0x6e, 0x3a, 0x94, 0x66, 0xeb, 0x84, 0x10, 0x6d, 0xa8,
+	0x14, 0x67, 0x1d, 0xff, 0x59, 0xbf, 0xc4, 0x6e, 0x3a, 0x94, 0xc6, 0xdd, 0x84, 0x10, 0x6d, 0xa8,
 	0x30, 0x12, 0x38, 0x25, 0x3d, 0x00, 0x12, 0x48, 0x4d, 0xea, 0x10, 0x55, 0xaa, 0xa0, 0xda, 0x98,
 	0x46, 0x20, 0xa4, 0xd5, 0x64, 0x77, 0x6c, 0x8f, 0xba, 0xde, 0x59, 0x66, 0xc6, 0x89, 0x72, 0xe6,
-	0x0c, 0x57, 0xb8, 0x21, 0xf1, 0x09, 0xf8, 0x14, 0x7c, 0x06, 0xbe, 0x02, 0x27, 0xae, 0x88, 0x13,
-	0x9a, 0x99, 0xb5, 0xbd, 0xbb, 0xb6, 0x03, 0x81, 0x08, 0xf5, 0xb6, 0xef, 0xcf, 0xbc, 0x79, 0xbf,
-	0xdf, 0xfb, 0x33, 0x36, 0xc0, 0x05, 0x7d, 0x41, 0x3b, 0x09, 0x67, 0x92, 0xa1, 0xea, 0x80, 0x4a,
-	0x1c, 0x5d, 0xb6, 0x20, 0xa2, 0xb1, 0x34, 0xba, 0xd6, 0x9a, 0x18, 0x62, 0x4e, 0x42, 0x23, 0xb9,
-	0xdf, 0x5a, 0x70, 0xfb, 0x94, 0xbe, 0xa0, 0x8f, 0xd9, 0x68, 0x44, 0x65, 0x97, 0x48, 0x4c, 0x23,
-	0x81, 0x10, 0x94, 0x63, 0x3c, 0x22, 0x8e, 0xb5, 0x63, 0xb5, 0xd7, 0x3c, 0xfd, 0x8d, 0xee, 0x40,
-	0x85, 0x8c, 0x30, 0x8d, 0x9c, 0x92, 0x56, 0x1a, 0x01, 0x39, 0x50, 0x1b, 0x11, 0x21, 0xf0, 0x80,
-	0x38, 0x2b, 0x5a, 0x3f, 0x11, 0xd1, 0x06, 0xd4, 0xc6, 0x82, 0x70, 0x9f, 0x86, 0x4e, 0x79, 0xc7,
-	0x6a, 0x57, 0xbc, 0xaa, 0x12, 0x9f, 0x84, 0x68, 0x13, 0xea, 0xda, 0xa0, 0x6f, 0xa8, 0xe8, 0x43,
-	0xb6, 0x52, 0x7c, 0x8a, 0x47, 0xc4, 0xed, 0xc1, 0x2d, 0x95, 0xce, 0x33, 0x3c, 0x20, 0xcf, 0x09,
-	0x17, 0x94, 0xc5, 0xe8, 0x6d, 0xa8, 0x06, 0x3a, 0x3b, 0x9d, 0xce, 0xea, 0xfe, 0xed, 0x8e, 0x41,
-	0xd5, 0x39, 0xa6, 0xd2, 0xa4, 0xed, 0xa5, 0x0e, 0xe8, 0x2e, 0x54, 0xfb, 0x8c, 0x8f, 0xb0, 0xd4,
-	0x49, 0xd6, 0xbd, 0x54, 0x72, 0x7f, 0xb3, 0xc0, 0x9e, 0x84, 0x45, 0xef, 0x41, 0xed, 0xdc, 0x84,
-	0x4e, 0x03, 0x6e, 0x4c, 0x02, 0x16, 0x6e, 0xf6, 0x26, 0x7e, 0xcb, 0xe2, 0x2a, 0x4e, 0x24, 0x95,
-	0xd1, 0x04, 0xbb, 0x11, 0xd0, 0x3d, 0xb0, 0xc7, 0x3c, 0xf2, 0x13, 0x2c, 0x87, 0x1a, 0x7a, 0xdd,
-	0xab, 0x8d, 0x79, 0xf4, 0x0c, 0xcb, 0xa1, 0x22, 0x56, 0xab, 0x0d, 0x6c, 0xfd, 0x3d, 0x25, 0xbb,
-	0x9a, 0x21, 0x7b, 0x1b, 0x60, 0x48, 0x85, 0x64, 0x9c, 0x06, 0x38, 0x72, 0x6a, 0x3b, 0x56, 0xdb,
-	0xf6, 0x32, 0x1a, 0x75, 0x05, 0xc7, 0x17, 0x7e, 0x88, 0x25, 0x76, 0x6c, 0xc3, 0x3b, 0xc7, 0x17,
-	0x5d, 0x2c, 0xb1, 0xfb, 0x93, 0x05, 0x2d, 0x05, 0xe4, 0x98, 0xc8, 0x0c, 0x16, 0xe1, 0x91, 0xaf,
-	0xc7, 0x44, 0x48, 0xf4, 0x01, 0x00, 0x27, 0x09, 0x13, 0x54, 0x32, 0x7e, 0x99, 0x12, 0x80, 0x26,
-	0x04, 0x78, 0x53, 0xcb, 0x61, 0xf9, 0x87, 0x5f, 0xde, 0xb1, 0xbc, 0x8c, 0xaf, 0xaa, 0x5b, 0x82,
-	0x07, 0xc4, 0xe0, 0x32, 0x4d, 0x60, 0x2b, 0xc5, 0x0c, 0x58, 0xda, 0x04, 0x15, 0x4f, 0x7f, 0xab,
-	0x24, 0x13, 0xc2, 0x7d, 0xad, 0x37, 0x2d, 0x50, 0x4b, 0x08, 0x57, 0x49, 0xb9, 0x1e, 0x6c, 0x2e,
-	0xcc, 0x51, 0x24, 0x2c, 0x16, 0x04, 0x3d, 0x04, 0x3b, 0xa5, 0x5e, 0x38, 0xd6, 0xce, 0xca, 0x55,
-	0x35, 0x9a, 0x3a, 0xba, 0xbf, 0x5a, 0x70, 0x47, 0x59, 0x4f, 0x39, 0x95, 0x44, 0xb9, 0xfc, 0x77,
-	0xc8, 0x93, 0xd2, 0x94, 0x32, 0xa5, 0x99, 0xf5, 0xc2, 0x4a, 0xae, 0x17, 0x1e, 0x41, 0xd3, 0x74,
-	0xa1, 0x1f, 0x9a, 0x29, 0xd2, 0x98, 0x57, 0xf7, 0xef, 0x65, 0x33, 0xcf, 0x8d, 0x99, 0xd7, 0x08,
-	0x72, 0x53, 0xe7, 0x40, 0x2d, 0x60, 0xb1, 0x24, 0xb1, 0x4c, 0xfb, 0x63, 0x22, 0xba, 0x8f, 0xe0,
-	0xb5, 0x02, 0xb2, 0x94, 0xa8, 0xb7, 0xe0, 0x56, 0x38, 0x4e, 0x22, 0x1a, 0x60, 0x49, 0x7c, 0xc2,
-	0x39, 0xe3, 0xe9, 0xcc, 0x36, 0xa7, 0xea, 0x23, 0xa5, 0x75, 0xff, 0xb0, 0x4c, 0x88, 0xcf, 0x93,
-	0x10, 0xdf, 0x14, 0x3b, 0x57, 0x36, 0xc4, 0xe2, 0xd1, 0x98, 0x91, 0x57, 0xfe, 0x1b, 0xf2, 0x2a,
-	0xff, 0x9e, 0xbc, 0x6a, 0x9e, 0xbc, 0x0e, 0xdc, 0x2d, 0x22, 0x4f, 0xd9, 0x53, 0x2b, 0x2d, 0xc3,
-	0x99, 0x11, 0xdc, 0x9f, 0x53, 0xaa, 0xba, 0x24, 0x22, 0xff, 0x0b, 0x55, 0xf3, 0xe0, 0x57, 0xae,
-	0x07, 0xde, 0x75, 0x0c, 0xc4, 0x6c, 0xc6, 0x06, 0xa2, 0xfb, 0xa3, 0x05, 0xaf, 0x2a, 0xd3, 0x27,
-	0x34, 0x0e, 0x6f, 0x06, 0xca, 0xb4, 0xb0, 0xa5, 0x6c, 0x61, 0x5b, 0x60, 0x73, 0x72, 0x4e, 0xf5,
-	0x56, 0x35, 0x15, 0x9f, 0xca, 0x68, 0x0b, 0xea, 0x21, 0xe5, 0x24, 0xd0, 0x57, 0x95, 0xb5, 0x71,
-	0xa6, 0x70, 0x3f, 0x32, 0x53, 0x3b, 0x4b, 0x30, 0x2d, 0xce, 0x9b, 0xe9, 0x46, 0x31, 0xb9, 0xad,
-	0x17, 0xe7, 0xdf, 0xec, 0x18, 0xf7, 0x77, 0xcb, 0x40, 0x3f, 0x26, 0xf2, 0x20, 0x8a, 0x94, 0x41,
-	0xdc, 0x08, 0xc4, 0x88, 0xaa, 0x07, 0x47, 0x41, 0x6c, 0x78, 0x46, 0x40, 0xf7, 0xa1, 0x69, 0xb2,
-	0xa6, 0x2c, 0xf6, 0x43, 0x22, 0x02, 0x0d, 0xd4, 0xf6, 0x1a, 0x53, 0x6d, 0x97, 0x88, 0x00, 0x7d,
-	0x08, 0x65, 0xc1, 0xb8, 0x69, 0xf0, 0xe6, 0xfe, 0xfd, 0x6c, 0xde, 0xf3, 0x49, 0x76, 0x4e, 0x18,
-	0x97, 0x87, 0x97, 0x9e, 0x3e, 0xe2, 0xee, 0x42, 0xd5, 0xc8, 0xa8, 0x0e, 0x95, 0xde, 0x93, 0xde,
-	0xd3, 0xa3, 0xf5, 0x57, 0x50, 0x13, 0xe0, 0xb1, 0x77, 0x74, 0xd0, 0x3b, 0xea, 0xfa, 0x07, 0xbd,
-	0x75, 0xcb, 0xf5, 0x61, 0x63, 0x2e, 0xd6, 0x75, 0x28, 0x43, 0xdb, 0xb0, 0x4a, 0xe2, 0xd0, 0x67,
-	0x7d, 0xb3, 0x99, 0x4b, 0x1a, 0x44, 0x9d, 0xc4, 0xe1, 0x67, 0x7d, 0xbd, 0x9b, 0xbf, 0x29, 0x99,
-	0x8a, 0x3c, 0xa5, 0x42, 0xbe, 0x0c, 0x84, 0xbe, 0x9f, 0x23, 0x74, 0x37, 0x8b, 0xaa, 0x98, 0x62,
-	0x8e, 0x4e, 0xb5, 0x6c, 0x58, 0xbf, 0x2f, 0x88, 0x59, 0xa7, 0x0d, 0x2f, 0x95, 0xfe, 0x19, 0xcd,
-	0x1f, 0x9b, 0x25, 0x90, 0xb9, 0xe1, 0x3a, 0x24, 0xef, 0x7f, 0x57, 0x81, 0x55, 0xa5, 0x3a, 0x21,
-	0xfc, 0x9c, 0x06, 0x04, 0x0d, 0xcd, 0x18, 0x16, 0x1e, 0x3c, 0xe4, 0x16, 0xda, 0x63, 0xc1, 0x8b,
-	0xdd, 0xda, 0xbd, 0xd2, 0x27, 0x9d, 0xf3, 0xea, 0x9f, 0xdf, 0xb7, 0x4b, 0x76, 0xe9, 0x81, 0x85,
-	0x9e, 0x43, 0x23, 0xf7, 0x56, 0xa0, 0xad, 0xec, 0xf9, 0xe2, 0xe3, 0xd8, 0x7a, 0x7d, 0x89, 0x35,
-	0x17, 0xd7, 0x6a, 0x5b, 0xe8, 0x0b, 0x68, 0xe6, 0xd7, 0x28, 0xca, 0x1d, 0x9d, 0x7b, 0x58, 0x5a,
-	0xdb, 0xcb, 0xcc, 0x73, 0xa1, 0x4f, 0x4d, 0xe8, 0xd9, 0xfa, 0xca, 0x87, 0x9e, 0x5b, 0xc4, 0xf9,
-	0xd0, 0x0b, 0xb6, 0x5e, 0x1a, 0x1a, 0x9d, 0xc0, 0x5a, 0x76, 0xb7, 0xa0, 0xcd, 0xec, 0xb9, 0xc2,
-	0x4a, 0x6c, 0x6d, 0x2d, 0x36, 0xce, 0x11, 0xfc, 0x95, 0xf9, 0x89, 0x9a, 0x19, 0x40, 0xb4, 0x7d,
-	0xf5, 0x94, 0xb7, 0xde, 0x58, 0x6a, 0x5f, 0x56, 0xbe, 0x69, 0xdf, 0xe5, 0xcb, 0x57, 0x6c, 0xf8,
-	0x7c, 0xf9, 0xe6, 0x9a, 0x75, 0x16, 0xf7, 0xf0, 0xc1, 0x97, 0xca, 0x33, 0xc2, 0x67, 0x9d, 0x80,
-	0x8d, 0xf6, 0xcc, 0xe7, 0xbb, 0x8c, 0x0f, 0xf6, 0xcc, 0xf9, 0x3d, 0xfd, 0x77, 0x60, 0x6f, 0xc0,
-	0x52, 0x39, 0x39, 0x3b, 0xab, 0x6a, 0xd5, 0xc3, 0xbf, 0x02, 0x00, 0x00, 0xff, 0xff, 0x29, 0xb1,
-	0x3b, 0xcf, 0x51, 0x0c, 0x00, 0x00,
+	0x86, 0x04, 0x57, 0xb8, 0x21, 0xf1, 0x09, 0xf8, 0x14, 0x7c, 0x17, 0xb8, 0x70, 0xe7, 0x84, 0x66,
+	0x66, 0x6d, 0xef, 0xae, 0xed, 0x40, 0x20, 0x42, 0xbd, 0xed, 0xfb, 0x33, 0x6f, 0xde, 0xef, 0xf7,
+	0xfe, 0x8c, 0x0d, 0x70, 0x41, 0x5f, 0xd0, 0x4e, 0xc2, 0x99, 0x64, 0xa8, 0x3a, 0xa0, 0x12, 0x47,
+	0x97, 0x0e, 0x44, 0x34, 0x96, 0x46, 0xe7, 0xac, 0x89, 0x21, 0xe6, 0x24, 0x34, 0x92, 0xfb, 0x9d,
+	0x05, 0xb7, 0x4f, 0xe9, 0x0b, 0xfa, 0x98, 0x8d, 0x46, 0x54, 0x76, 0x89, 0xc4, 0x34, 0x12, 0x08,
+	0x41, 0x39, 0xc6, 0x23, 0xd2, 0xb2, 0x76, 0xac, 0xf6, 0x9a, 0xa7, 0xbf, 0xd1, 0x1d, 0xa8, 0x90,
+	0x11, 0xa6, 0x51, 0xab, 0xa4, 0x95, 0x46, 0x40, 0x2d, 0xa8, 0x8d, 0x88, 0x10, 0x78, 0x40, 0x5a,
+	0x2b, 0x5a, 0x3f, 0x11, 0xd1, 0x06, 0xd4, 0xc6, 0x82, 0x70, 0x9f, 0x86, 0xad, 0xf2, 0x8e, 0xd5,
+	0xae, 0x78, 0x55, 0x25, 0x3e, 0x09, 0xd1, 0x26, 0xd4, 0xb5, 0x41, 0xdf, 0x50, 0xd1, 0x87, 0x6c,
+	0xa5, 0xf8, 0x14, 0x8f, 0x88, 0xdb, 0x83, 0x5b, 0x2a, 0x9d, 0x67, 0x78, 0x40, 0x9e, 0x13, 0x2e,
+	0x28, 0x8b, 0xd1, 0xdb, 0x50, 0x0d, 0x74, 0x76, 0x3a, 0x9d, 0xd5, 0xfd, 0xdb, 0x1d, 0x83, 0xaa,
+	0x73, 0x4c, 0xa5, 0x49, 0xdb, 0x4b, 0x1d, 0xd0, 0x5d, 0xa8, 0xf6, 0x19, 0x1f, 0x61, 0xa9, 0x93,
+	0xac, 0x7b, 0xa9, 0xe4, 0xfe, 0x66, 0x81, 0x3d, 0x09, 0x8b, 0xde, 0x83, 0xda, 0xb9, 0x09, 0x9d,
+	0x06, 0xdc, 0x98, 0x04, 0x2c, 0xdc, 0xec, 0x4d, 0xfc, 0x96, 0xc5, 0x55, 0x9c, 0x48, 0x2a, 0xa3,
+	0x09, 0x76, 0x23, 0xa0, 0x7b, 0x60, 0x8f, 0x79, 0xe4, 0x27, 0x58, 0x0e, 0x35, 0xf4, 0xba, 0x57,
+	0x1b, 0xf3, 0xe8, 0x19, 0x96, 0x43, 0x45, 0xac, 0x56, 0x1b, 0xd8, 0xfa, 0x7b, 0x4a, 0x76, 0x35,
+	0x43, 0xf6, 0x36, 0xc0, 0x90, 0x0a, 0xc9, 0x38, 0x0d, 0x70, 0xd4, 0xaa, 0xed, 0x58, 0x6d, 0xdb,
+	0xcb, 0x68, 0xd4, 0x15, 0x1c, 0x5f, 0xf8, 0x21, 0x96, 0xb8, 0x65, 0x1b, 0xde, 0x39, 0xbe, 0xe8,
+	0x62, 0x89, 0xdd, 0x9f, 0x2d, 0x70, 0x14, 0x90, 0x63, 0x22, 0x33, 0x58, 0x84, 0x47, 0xbe, 0x1e,
+	0x13, 0x21, 0xd1, 0x07, 0x00, 0x9c, 0x24, 0x4c, 0x50, 0xc9, 0xf8, 0x65, 0x4a, 0x00, 0x9a, 0x10,
+	0xe0, 0x4d, 0x2d, 0x87, 0xe5, 0x1f, 0x7f, 0x7d, 0xc7, 0xf2, 0x32, 0xbe, 0xaa, 0x6e, 0x09, 0x1e,
+	0x10, 0x83, 0xcb, 0x34, 0x81, 0xad, 0x14, 0x33, 0x60, 0x69, 0x13, 0x54, 0x3c, 0xfd, 0xad, 0x92,
+	0x4c, 0x08, 0xf7, 0xb5, 0xde, 0xb4, 0x40, 0x2d, 0x21, 0x5c, 0x25, 0xe5, 0x7a, 0xb0, 0xb9, 0x30,
+	0x47, 0x91, 0xb0, 0x58, 0x10, 0xf4, 0x10, 0xec, 0x94, 0x7a, 0xd1, 0xb2, 0x76, 0x56, 0xae, 0xaa,
+	0xd1, 0xd4, 0xd1, 0xfd, 0xdd, 0x82, 0x3b, 0xca, 0x7a, 0xca, 0xa9, 0x24, 0xca, 0xe5, 0xbf, 0x43,
+	0x9e, 0x94, 0xa6, 0x94, 0x29, 0xcd, 0xac, 0x17, 0x56, 0x72, 0xbd, 0xf0, 0x08, 0x9a, 0xa6, 0x0b,
+	0xfd, 0xd0, 0x4c, 0x91, 0xc6, 0xbc, 0xba, 0x7f, 0x2f, 0x9b, 0x79, 0x6e, 0xcc, 0xbc, 0x46, 0x90,
+	0x9b, 0xba, 0x75, 0x58, 0xe1, 0xa4, 0x9f, 0xf6, 0x81, 0xfa, 0x54, 0xd3, 0x15, 0xb0, 0x58, 0x92,
+	0x58, 0xa6, 0x1d, 0x33, 0x11, 0xdd, 0x47, 0xf0, 0x5a, 0x01, 0x6b, 0x4a, 0xdd, 0x5b, 0x70, 0x2b,
+	0x1c, 0x27, 0x11, 0x0d, 0xb0, 0x24, 0x3e, 0xe1, 0x9c, 0xf1, 0x74, 0x8a, 0x9b, 0x53, 0xf5, 0x91,
+	0xd2, 0xba, 0xdf, 0x96, 0x4c, 0x88, 0xcf, 0x93, 0x10, 0xdf, 0x14, 0x5f, 0x57, 0xb6, 0xc8, 0xe2,
+	0x61, 0x99, 0xd1, 0x59, 0xfe, 0x1b, 0x3a, 0x2b, 0xff, 0x8e, 0xce, 0xda, 0x42, 0x3a, 0xab, 0x79,
+	0x3a, 0x3b, 0x70, 0xb7, 0xc8, 0x45, 0xca, 0xa7, 0x5a, 0x7b, 0x19, 0x16, 0x8d, 0xe0, 0xfe, 0x62,
+	0x19, 0xf2, 0xba, 0x24, 0x22, 0xff, 0x0b, 0x79, 0xf3, 0x74, 0xac, 0x5c, 0x8f, 0x0e, 0xb7, 0x65,
+	0x20, 0x66, 0x33, 0x36, 0x10, 0xdd, 0x9f, 0x2c, 0x78, 0x55, 0x99, 0x3e, 0xa1, 0x71, 0x78, 0x33,
+	0x50, 0xa6, 0xa5, 0x2e, 0x65, 0x4b, 0xed, 0x80, 0xcd, 0xc9, 0x39, 0xd5, 0x9b, 0xd7, 0xf4, 0xc0,
+	0x54, 0x46, 0x5b, 0x50, 0x0f, 0x29, 0x27, 0x81, 0xbe, 0xaa, 0xac, 0x8d, 0x33, 0x85, 0xfb, 0x91,
+	0x99, 0xec, 0x59, 0x82, 0x69, 0x71, 0xde, 0x4c, 0xb7, 0x8e, 0xc9, 0x6d, 0xbd, 0xb8, 0x23, 0xcc,
+	0x1e, 0x72, 0xff, 0xb0, 0x0c, 0xf4, 0x63, 0x22, 0x0f, 0xa2, 0x48, 0x19, 0xc4, 0x8d, 0x40, 0x8c,
+	0xa8, 0x7a, 0x94, 0x14, 0xc4, 0x86, 0x67, 0x04, 0x74, 0x1f, 0x9a, 0x26, 0x6b, 0xca, 0x62, 0x3f,
+	0x24, 0x22, 0xd0, 0x40, 0x6d, 0xaf, 0x31, 0xd5, 0x76, 0x89, 0x08, 0xd0, 0x87, 0x50, 0x16, 0x8c,
+	0x9b, 0x96, 0x6f, 0xee, 0xdf, 0xcf, 0xe6, 0x3d, 0x9f, 0x64, 0xe7, 0x84, 0x71, 0x79, 0x78, 0xe9,
+	0xe9, 0x23, 0xee, 0x2e, 0x54, 0x8d, 0x8c, 0xea, 0x50, 0xe9, 0x3d, 0xe9, 0x3d, 0x3d, 0x5a, 0x7f,
+	0x05, 0x35, 0x01, 0x1e, 0x7b, 0x47, 0x07, 0xbd, 0xa3, 0xae, 0x7f, 0xd0, 0x5b, 0xb7, 0x5c, 0x1f,
+	0x36, 0xe6, 0x62, 0x5d, 0x87, 0x32, 0xb4, 0x0d, 0xab, 0x24, 0x0e, 0x7d, 0xd6, 0x37, 0xdb, 0xbb,
+	0xa4, 0x41, 0xd4, 0x49, 0x1c, 0x7e, 0xd6, 0xd7, 0xfb, 0xfb, 0x9b, 0x92, 0xa9, 0xc8, 0x53, 0x2a,
+	0xe4, 0xcb, 0x40, 0xe8, 0xfb, 0x39, 0x42, 0x77, 0xb3, 0xa8, 0x8a, 0x29, 0xe6, 0xe8, 0x54, 0xeb,
+	0x87, 0xf5, 0xfb, 0x82, 0x98, 0x05, 0xdb, 0xf0, 0x52, 0xe9, 0x9f, 0xd1, 0xfc, 0xb1, 0x59, 0x02,
+	0x99, 0x1b, 0xae, 0x43, 0xf2, 0xfe, 0xf7, 0x15, 0x58, 0x55, 0xaa, 0x13, 0xc2, 0xcf, 0x69, 0x40,
+	0xd0, 0xd0, 0x8c, 0x61, 0xe1, 0x51, 0x44, 0x6e, 0xa1, 0x3d, 0x16, 0xbc, 0xea, 0xce, 0xee, 0x95,
+	0x3e, 0xe9, 0x9c, 0x57, 0xff, 0xfc, 0xa1, 0x5d, 0xb2, 0x4b, 0x0f, 0x2c, 0xf4, 0x1c, 0x1a, 0xb9,
+	0xd7, 0x03, 0x6d, 0x65, 0xcf, 0x17, 0x1f, 0x50, 0xe7, 0xf5, 0x25, 0xd6, 0x5c, 0x5c, 0xab, 0x6d,
+	0xa1, 0x2f, 0xa0, 0x99, 0x5f, 0xa3, 0x28, 0x77, 0x74, 0xee, 0xa9, 0x71, 0xb6, 0x97, 0x99, 0xe7,
+	0x42, 0x9f, 0x9a, 0xd0, 0xb3, 0xf5, 0x95, 0x0f, 0x3d, 0xb7, 0x88, 0xf3, 0xa1, 0x17, 0x6c, 0xbd,
+	0x34, 0x34, 0x3a, 0x81, 0xb5, 0xec, 0x6e, 0x41, 0x9b, 0xd9, 0x73, 0x85, 0x95, 0xe8, 0x6c, 0x2d,
+	0x36, 0xce, 0x11, 0xfc, 0x95, 0xf9, 0x19, 0x9b, 0x19, 0x40, 0xb4, 0x7d, 0xf5, 0x94, 0x3b, 0x6f,
+	0x2c, 0xb5, 0x2f, 0x2b, 0xdf, 0xb4, 0xef, 0xf2, 0xe5, 0x2b, 0x36, 0x7c, 0xbe, 0x7c, 0x73, 0xcd,
+	0x3a, 0x8b, 0x7b, 0xf8, 0xe0, 0x4b, 0xe5, 0x19, 0xe1, 0xb3, 0x4e, 0xc0, 0x46, 0x7b, 0xe6, 0xf3,
+	0x5d, 0xc6, 0x07, 0x7b, 0xe6, 0xfc, 0x9e, 0xfe, 0xcb, 0xb0, 0x37, 0x60, 0xa9, 0x9c, 0x9c, 0x9d,
+	0x55, 0xb5, 0xea, 0xe1, 0x5f, 0x01, 0x00, 0x00, 0xff, 0xff, 0x1d, 0x6a, 0xa0, 0x46, 0x75, 0x0c,
+	0x00, 0x00,
 }
 
 // Reference imports to suppress errors if they are not otherwise used.
diff --git a/proto/wiki.proto b/proto/wiki.proto
index 453920fc6..d8fed11f2 100644
--- a/proto/wiki.proto
+++ b/proto/wiki.proto
@@ -94,7 +94,9 @@ message WikiWritePageRequest {
   bytes name = 2;
   string format = 3;
   WikiCommitDetails commit_details = 4;
-  // This field is present in all messages.
+  bytes ref = 6;
+
+  // These fields is present in all messages.
   bytes content = 5;
 }
 
@@ -109,8 +111,9 @@ message WikiUpdatePageRequest {
   bytes title = 3;
   string format = 4;
   WikiCommitDetails commit_details = 5;
+  bytes ref = 7;
 
-  // This field is present in all messages
+  // These fields is present in all messages
   bytes content = 6;
 }
 
diff --git a/ruby/lib/gitaly_server/wiki_service.rb b/ruby/lib/gitaly_server/wiki_service.rb
index ebc2012cc..6b7d031a5 100644
--- a/ruby/lib/gitaly_server/wiki_service.rb
+++ b/ruby/lib/gitaly_server/wiki_service.rb
@@ -14,7 +14,7 @@ module GitalyServer
     end
 
     def wiki_write_page(call)
-      repo = name = format = commit_details = nil
+      repo = name = format = commit_details = ref = nil
       content = ""
 
       call.each_remote_read.with_index do |request, index|
@@ -23,6 +23,9 @@ module GitalyServer
           name = set_utf8!(request.name)
           format = request.format
           commit_details = request.commit_details
+          ref = set_utf8!(request.ref)
+          puts "!!!!!!!!"
+          puts request.inspect
         end
 
         content << request.content
@@ -31,7 +34,7 @@ module GitalyServer
       wiki = Gitlab::Git::Wiki.new(repo)
       commit_details = commit_details_from_gitaly(commit_details)
 
-      wiki.write_page(name, format.to_sym, content, commit_details)
+      wiki.write_page(name, format.to_sym, ref, content, commit_details)
 
       Gitaly::WikiWritePageResponse.new
     rescue Gitlab::Git::Wiki::DuplicatePageError => e
@@ -129,7 +132,7 @@ module GitalyServer
     end
 
     def wiki_update_page(call)
-      repo = wiki = title = format = page_path = commit_details = nil
+      repo = wiki = title = format = page_path = commit_details = ref = nil
       content = ""
 
       call.each_remote_read.with_index do |request, index|
@@ -139,6 +142,7 @@ module GitalyServer
           title = set_utf8!(request.title)
           page_path = set_utf8!(request.page_path)
           format = request.format
+          ref = set_utf8!(request.ref)
 
           commit_details = commit_details_from_gitaly(request.commit_details)
         end
@@ -146,7 +150,7 @@ module GitalyServer
         content << request.content
       end
 
-      wiki.update_page(page_path, title, format.to_sym, content, commit_details)
+      wiki.update_page(page_path, title, format.to_sym, ref, content, commit_details)
 
       Gitaly::WikiUpdatePageResponse.new
     end
diff --git a/ruby/lib/gitlab/git/wiki.rb b/ruby/lib/gitlab/git/wiki.rb
index 445feb0a2..34aade06e 100644
--- a/ruby/lib/gitlab/git/wiki.rb
+++ b/ruby/lib/gitlab/git/wiki.rb
@@ -27,16 +27,19 @@ module Gitlab
         @repository.exists?
       end
 
-      def write_page(name, format, content, commit_details)
-        gollum_write_page(name, format, content, commit_details)
+      def write_page(name, format, ref, content, commit_details)
+        puts "###########"
+        puts ref
+        puts "##########"
+        gollum_write_page(name, format, ref, content, commit_details)
       end
 
       def delete_page(page_path, commit_details)
         gollum_delete_page(page_path, commit_details)
       end
 
-      def update_page(page_path, title, format, content, commit_details)
-        gollum_update_page(page_path, title, format, content, commit_details)
+      def update_page(page_path, title, format, ref, content, commit_details)
+        gollum_update_page(page_path, title, format, ref, content, commit_details)
       end
 
       def pages(limit: nil, sort: nil, direction_desc: false)
@@ -63,8 +66,13 @@ module Gitlab
         page.url_path
       end
 
-      def gollum_wiki
-        @gollum_wiki ||= Gollum::Wiki.new(@repository.path)
+      def gollum_wiki(ref = nil)
+        options = {}
+        options[:ref] = ref if ref
+        puts "*************"
+        puts ref
+        puts "********"
+        @gollum_wiki ||= Gollum::Wiki.new(@repository.path, ref: 'main')
       end
 
       private
@@ -123,7 +131,7 @@ module Gitlab
         gollum_wiki.paged(page_name, page_dir) || (raise PageNotFound, page_path)
       end
 
-      def gollum_write_page(name, format, content, commit_details)
+      def gollum_write_page(name, format, ref, content, commit_details)
         assert_type!(format, Symbol)
         assert_type!(commit_details, CommitDetails)
 
@@ -131,7 +139,7 @@ module Gitlab
           filename = File.basename(name)
           dir = (tmp_dir = File.dirname(name)) == '.' ? '' : tmp_dir
 
-          gollum_wiki.write_page(filename, format, content, { committer: committer }, dir)
+          gollum_wiki(ref).write_page(filename, format, content, { committer: committer }, dir)
         end
       rescue Gollum::DuplicatePageError => e
         raise Gitlab::Git::Wiki::DuplicatePageError, e.message
@@ -145,17 +153,18 @@ module Gitlab
         end
       end
 
-      def gollum_update_page(page_path, title, format, content, commit_details)
+      def gollum_update_page(page_path, title, format, ref, content, commit_details)
         assert_type!(format, Symbol)
         assert_type!(commit_details, CommitDetails)
 
+        gw = gollum_wiki(ref)
         with_committer_with_hooks(commit_details) do |committer|
           page = gollum_page_by_path(page_path)
           # Instead of performing two renames if the title has changed,
           # the update_page will only update the format and content and
           # the rename_page will do anything related to moving/renaming
-          gollum_wiki.update_page(page, page.name, format, content, committer: committer)
-          gollum_wiki.rename_page(page, title, committer: committer)
+          gw.update_page(page, page.name, format, content, committer: committer)
+          gw.rename_page(page, title, committer: committer)
         end
       end
 
diff --git a/ruby/proto/gitaly/wiki_pb.rb b/ruby/proto/gitaly/wiki_pb.rb
index fd0154fc4..2d3a923b2 100644
--- a/ruby/proto/gitaly/wiki_pb.rb
+++ b/ruby/proto/gitaly/wiki_pb.rb
@@ -42,6 +42,7 @@ Google::Protobuf::DescriptorPool.generated_pool.build do
       optional :name, :bytes, 2
       optional :format, :string, 3
       optional :commit_details, :message, 4, "gitaly.WikiCommitDetails"
+      optional :ref, :bytes, 6
       optional :content, :bytes, 5
     end
     add_message "gitaly.WikiWritePageResponse" do
@@ -53,6 +54,7 @@ Google::Protobuf::DescriptorPool.generated_pool.build do
       optional :title, :bytes, 3
       optional :format, :string, 4
       optional :commit_details, :message, 5, "gitaly.WikiCommitDetails"
+      optional :ref, :bytes, 7
       optional :content, :bytes, 6
     end
     add_message "gitaly.WikiUpdatePageResponse" do