t2300: run git-sh-setup in an environment that better mimics the real life

diff --git a/t/t7504-commit-msg-hook.sh b/t/t7504-commit-msg-hook.sh
index 1f53ea8090355c9a351da1983388e1a49fd88ae3..8728db61d38905d9e3e699cb9f450716e4236017 100755 (executable)
--- a/t/t7504-commit-msg-hook.sh
+++ b/t/t7504-commit-msg-hook.sh
@@ -179,7 +179,7 @@ EOF
 chmod +x "$HOOK"
 
 commit_msg_is () {
-       test "`git log --pretty=format:%s%b -1`" = "$1"
+       test "$(git log --pretty=format:%s%b -1)" = "$1"
 }
 
 test_expect_success 'hook edits commit message' '