Factor '0' * 40 blank ref constants

1 files changed, 3 insertions, 3 deletions

diff --git a/app/services/git_push_service.rb b/app/services/git_push_service.rb
index 8f2b0e347f6..3f5222c93f1 100644
--- a/app/services/git_push_service.rb
+++ b/app/services/git_push_service.rb
@@ -160,19 +160,19 @@ class GitPushService
     ref_parts = ref.split('/')
 
     # Return if this is not a push to a branch (e.g. new commits)
-    ref_parts[1] =~ /heads/ && oldrev != "0000000000000000000000000000000000000000"
+    ref_parts[1] =~ /heads/ && oldrev != Gitlab::Git::BLANK_SHA
   end
 
   def push_to_new_branch?(ref, oldrev)
     ref_parts = ref.split('/')
 
-    ref_parts[1] =~ /heads/ && oldrev == "0000000000000000000000000000000000000000"
+    ref_parts[1] =~ /heads/ && oldrev == Gitlab::Git::BLANK_SHA
   end
 
   def push_remove_branch?(ref, newrev)
     ref_parts = ref.split('/')
 
-    ref_parts[1] =~ /heads/ && newrev == "0000000000000000000000000000000000000000"
+    ref_parts[1] =~ /heads/ && newrev == Gitlab::Git::BLANK_SHA
   end
 
   def push_to_branch?(ref)