Red Hat Satellite server version 6.12 is not available for performing an upgrade of the Satellite server.

Issue

• # satellite-maintain upgrade list-versions command does not list Red Hat Satellite version 6.12 for running an upgrade after enabling satellite-maintenance-6.12-for-rhel-8-x86_64-rpms repository.

  # satellite-maintain upgrade list-versions
  Checking for new version of satellite-maintain...
  Nothing to update, can't find new version of satellite-maintain.
  6.11.z
  

• We want to upgrade the existing Red Hat Satellite server to 6.12 but the required version is not available.

• The exact same problem is observed for any Red Hat Capsule 6.11 server as well when attempting to upgrade them.