git-reset: complain and exit upon seeing an unknown parameter.

diff --git a/git-ls-remote.sh b/git-ls-remote.sh
index b6882a90c15a7b706966e608e00facbb80f26422..2fdcaf7886850b1f59a1775bffc23948d1b62c6a 100755 (executable)
--- a/git-ls-remote.sh
+++ b/git-ls-remote.sh
@@ -58,11 +58,19 @@ http://* | https://* )
        ;;
 
 rsync://* )
-       mkdir $tmpdir
+       mkdir $tmpdir &&
+       rsync -rlq "$peek_repo/HEAD" $tmpdir &&
        rsync -rq "$peek_repo/refs" $tmpdir || {
                echo "failed    slurping"
                exit
        }
+       head=$(cat "$tmpdir/HEAD") &&
+       case "$head" in
+       ref:' '*)
+               head=$(expr "z$head" : 'zref: \(.*\)') &&
+               head=$(cat "$tmpdir/$head") || exit
+       esac &&
+       echo "$head     HEAD"
        (cd $tmpdir && find refs -type f) |
        while read path
        do