git-clone: Make sure the master branch exists before running cat on it.

Otherwise we get an error like this on stderr:

  cat: [...]/.git/refs/remotes/origin/master: No such file or directory

which makes it look like git-clone failed.

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/git-clone.sh b/git-clone.sh
index 3d388de62a9ee212c8f54f3a5dc9a8b823bc8934..cf761b2c694d9e6cbcfc8cd1e075095d34ba857b 100755 (executable)
--- a/git-clone.sh
+++ b/git-clone.sh
@@ -355,7 +355,7 @@ then
        # The name under $remote_top the remote HEAD seems to point at.
        head_points_at=$(
                (
-                       echo "master"
+                       test -f "$GIT_DIR/$remote_top/master" && echo "master"
                        cd "$GIT_DIR/$remote_top" &&
                        find . -type f -print | sed -e 's/^\.\///'
                ) | (