Hi, there are a few tags missing for heat at
https://tarballs.openstack.org/heat/

The missing releases are 11.0.1 and 12.0.0rc1 at the least.

The cause may be the package name was changed in setup.cfg because it
needed to be openstack-heat to be an available name on pypi.
(via smcginnis).

--
Matthew Thode