Merge pull request #1974 from marquiz/devel/gh-pages-branch-fix

scripts/update-gh-pages: fix release version parsing

Author: k8s-ci-robot

scripts/github/update-gh-pages.sh

@@ -105,7 +105,7 @@ site_subdir=${site_subdir:-master}
 
 # Check if this ref is for a released version
 if [ "$site_subdir" != "master" ]; then
-    _base_tag=`git describe --abbrev=0 || :`
+    _base_tag=`git describe --abbrev=0 --match "v*" || :`
     case "$_base_tag" in
         $site_subdir*)
             ;;