This container can be pulled via:
  docker pull registry.opensuse.org/home/defolos/bci/staging/sle-15-sp5/sle15-sp5-ixmha/images/suse/registry:2.8
  docker pull registry.opensuse.org/home/defolos/bci/staging/sle-15-sp5/sle15-sp5-ixmha/images/suse/registry:2.8-1.53

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.