Only check
# this retrieves the merge commit created by GH
parents=(`git log -n 1 --format=%p HEAD`)
+branch=(`git rev-parse --abbrev-ref HEAD`)
+
+# Should only run in PR branches
+[[ ${branch} == "master" ]] && exit 0
if [[ "${#parents[@]}" -ne 2 ]]; then
echo "This PR's merge commit is missing a parent!"
