gitlabhq/gitlab-ci-runner — pull request #121 by CyBeRoni (2014-12-02 19:10:01+00:00)
Title: Add post_build_cmd config item, a system command to be run after each build

I use this to have the runner (which is in a read-only live-cd-style VM image) reboot after each build, so it's pristine again when it starts a new job.