Revert gl-repository changes
Revert "Merge branch '86-follow-up-from-use-gl_repository-if-present-when-enqueing-sidekiq-postreceive-jobs' into 'master'"
This reverts commit fa634351, reversing changes made to 62af7f6a.
Fixes https://gitlab.com/gitlab-org/gitlab-ee/issues/2822 on 9-3-stable
branches.