[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/afb6cd0f43c04fd09e4c84e2c2bc77... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/16de3d4c34ba45ec8fa515240738be6d : SUCCESS in 4m 42s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/726db7d2013f434e8aecf4ef9da3eb52 : FAILURE in 3m 11s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/a1f2c602decd4e6cad4c041772c49dc4 : SUCCESS in 3m 16s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/28d4beb4473545aab42e9e2456043164 : SUCCESS in 4m 10s