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

Build failed. https://zuul.opendev.org/t/openstack/buildset/e752a6a6201649bd8323335e4cd9a4... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/2c06c59a34b14aa2afd33b4e579212ee : TIMED_OUT in 30m 49s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/b4f0fc27021e4a62956ea253deb49952 : SUCCESS in 3m 32s - openstack-tox-py38 https://zuul.opendev.org/t/openstack/build/2f7b934c2be7473c870cb315fb49856f : TIMED_OUT in 40m 42s