This container can be pulled via:
  docker pull registry.opensuse.org/devel/bci/sle-15-sp6/containerfile/bci/python:3.6
  docker pull registry.opensuse.org/devel/bci/sle-15-sp6/containerfile/bci/python:3.6.15
  docker pull registry.opensuse.org/devel/bci/sle-15-sp6/containerfile/bci/python:3.6.15-221.1

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.