builtin-clone: fix initial checkout

Somewhere in the process of finishing up builtin-clone, the update of
the working tree was lost.  This was due to not using the option "merge"
for unpack_trees().

Breakage noticed by Kevin Ballard.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Tested-by: Jeff King <peff@peff.net>
Acked-by: Daniel Barkalow <barkalow@iabervon.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/t/t5601-clone.sh b/t/t5601-clone.sh
index dc9d63dbf9..593d1a3877 100755
--- a/t/t5601-clone.sh
+++ b/t/t5601-clone.sh
@@ -23,4 +23,11 @@ test_expect_success 'clone with excess parameters' '
 
 '
 
+test_expect_success 'clone checks out files' '
+
+	git clone src dst &&
+	test -f dst/file
+
+'
+
 test_done