ansible-inventories/arocom#168 Pull and log the current branch

templates/scripts/update/gitscript

@@ -18,8 +18,9 @@ if [ -f 'ansible.sh' ]; then
   ./ansible.sh
 fi
 
-echo 'git pull'
-git pull origin master
+branch="$(git rev-parse --abbrev-ref HEAD)"
+echo 'git pull $branch'
+git pull origin "$branch"
 
 if [ -f 'ansible.patch' ]; then
   echo '> ansible.patch'