This container can be pulled via:
  docker pull registry.opensuse.org/isv/suse/edge/3.3/charts/metal3:303.0.8_up0.11.7
  docker pull registry.opensuse.org/isv/suse/edge/3.3/charts/metal3:303.0.8_up0.11.7-21.4

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.