Use the Jenkins Maven repository mirror so we do not get blacklisted.
Use the Jenkins Maven repository mirror so we do not get blacklisted.

jenkinsci/docker-workflow-plugin,rsandell/docker-workflow-plugin,rsandell/docker-workflow-plugin,jenkinsci/docker-workflow-plugin,cyrille-leclerc/docker-workflow-plugin,cyrille-leclerc/docker-workflow-plugin,cyrille-leclerc/docker-workflow-plugin