RHEL8 drops python2 support, we need to enable python3 on RHEL8 builds.
PR: #969
Commit fb626d80 fixes this issue
Commit d1d5a14c fixes this issue
Metadata Update from @franzh: - Issue set to the milestone: 1.16.1
This issue has been migrated to Fedora Forge: https://forge.fedoraproject.org/koji/koji/issues/968
Please continue any further discussion there.