Comment 12 for bug 1674681

As you can see from Kibana[1] or picture in this thread, all problem in jobs started from 14 March. It's exactly the time when centos infra was moving hardware according to[2].

[1] http://logstash.openstack.org/#/dashboard/file/logstash.json?query=build_name:%20*tripleo-ci*%20AND%20build_status:%20FAILURE%20AND%20message:%20%5C%22No%20more%20mirrors%20to%20try%5C%22
[2] https://seven.centos.org/2017/03/infra-scheduled-major-outage-for-several-services/