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-rw-r--r--templates/hooks--update2
1 files changed, 1 insertions, 1 deletions
diff --git a/templates/hooks--update b/templates/hooks--update
index 9d3795c6d..d8c76264b 100644
--- a/templates/hooks--update
+++ b/templates/hooks--update
@@ -42,7 +42,7 @@ fi
# --- Check types
# if $newrev is 0000...0000, it's a commit to delete a branch
-if [ -z "${newrev##0*}" ]; then
+if [ "$newrev" = "0000000000000000000000000000000000000000" ]; then
newrev_type=commit
else
newrev_type=$(git-cat-file -t $newrev)