Fix test if build is from correct branch with shallow fetch

In case of shallow fetch, there is no local information about all remote
branches. Therefore the test if build is from correct branch, should use
git ls-remote in this case.

diff --git a/builder.sh b/builder.sh
index 06212cc0cf5633f291c104003d2754bccbc4c8e6..f5abfb8c57c14f4536e161fb1de7b359d68ccacc 100755 (executable)
--- a/builder.sh
+++ b/builder.sh
@@ -2405,7 +2405,14 @@ case "$COMMAND" in
                        TREE_PREFIX=$(echo "$TAG_PREFIX" | sed -e 's#^auto-\([a-zA-Z]\+\)-.*#\1#g')
                        if [ "$TREE_PREFIX" != "$TAG_PREFIX" ]; then
                                TAG_BRANCH="${TREE_PREFIX}-branch"
-                               TAG_STATUS=$(git show-ref | grep -i "${REMOTE_PLD}/$TAG_BRANCH$")
+                               if [ -n "$DEPTH" ]; then
+                                       cmd_branches="git ls-remote --heads"
+                                       ref_prefix=refs/heads
+                               else
+                                       cmd_branches="git show-ref"
+                                       ref_prefix=refs/remotes/${REMOTE_PLD}
+                               fi
+                               TAG_STATUS=$($cmd_branches | grep -i "${ref_prefix}/$TAG_BRANCH$")
                                if [ -n "$TAG_STATUS" -a "$TAG_STATUS" != "$CVSTAG" ]; then
                                        Exit_error err_branch_exists "$TAG_STATUS"
                                fi