Feat(fix-detached-head): Get branch from superproject

Get the branch from the superproject's `.gitmodules`.

diff --git a/detached-head/fix-detached-head b/detached-head/fix-detached-head
index 7be050aad8cf177ab93848786c112f2571220282..bb7594176cb64642ed32c861b8a3ac94afae149d 100755 (executable)
--- a/detached-head/fix-detached-head
+++ b/detached-head/fix-detached-head
@@ -6,6 +6,11 @@ pwd
 
 declare -a branches
 branches=(`git branch --points-at=HEAD | tail -n +2`)
+
+if [ "${#branches[*]}" -eq 0 ]; then
+   branches=(`git config -f $toplevel/.gitmodules --get submodule.$name.branch`)
+fi
+
 if [ "${#branches[*]}" -eq 0 ]; then
    branches=(`git branch --points-at=HEAD -r | sed 's!^ *origin/!!'`)
 fi