fix retries for simple buildout
fix retries for simple buildout

buildbot/buildbot-infra,buildbot/buildbot-infra,seankelly/buildbot-infra,djmitche/buildbot-infra,seankelly/buildbot-infra,seankelly/buildbot-infra,djmitche/buildbot-infra,buildbot/buildbot-infra,djmitche/buildbot-infra