diff --git a/scripts/rtgetscripts b/scripts/rtgetscripts
index 77f617f..850810a 100755
--- a/scripts/rtgetscripts
+++ b/scripts/rtgetscripts
@@ -23,6 +23,7 @@ cd /etc/rtinst
 
 branch=$(basename "$(git symbolic-ref -q HEAD)")
 
+# if branch is empty then it is a tag
 if [ -z $branch ]; then
   branch=$(git describe --tags --exact-match)
   if [ ${branch:0:1} = v ]; then