[Openstack-stable-maint] Stable check of openstack/oslo.versionedobjects for ref refs/heads/stable/train failed

Build failed. https://zuul.opendev.org/t/openstack/buildset/ccb4d17add364ee1a87e61de12339e... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/c79e529cb3cf4431ad0307972d1687c0 : SUCCESS in 5m 11s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/13ff5ab245054a8e833e30e85ca9b910 : FAILURE in 5m 15s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/ad1f3df61dc840cead1794281c0d7ebf : SUCCESS in 3m 11s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/b4ac48c3e3cd45d797317d4fa416120f : SUCCESS in 4m 49s