This container can be pulled via:
  docker pull registry.opensuse.org/isv/suse/edge/containers/images/3.3/ironic-ipa-downloader-x86_64:3.0.8
  docker pull registry.opensuse.org/isv/suse/edge/containers/images/3.3/ironic-ipa-downloader-x86_64:3.0.8-21.2

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.