This container can be pulled via:
  docker pull registry.opensuse.org/devel/bci/sle-15-sp7/containerfile/suse/bind:9
  docker pull registry.opensuse.org/devel/bci/sle-15-sp7/containerfile/suse/bind:9.20
  docker pull registry.opensuse.org/devel/bci/sle-15-sp7/containerfile/suse/bind:9.20.21
  docker pull registry.opensuse.org/devel/bci/sle-15-sp7/containerfile/suse/bind:9.20.21-209.5

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.