This container can be pulled via:
  docker pull registry.opensuse.org/devel/bci/sle-15-sp7/containerfile/suse/pcp:5
  docker pull registry.opensuse.org/devel/bci/sle-15-sp7/containerfile/suse/pcp:5.3
  docker pull registry.opensuse.org/devel/bci/sle-15-sp7/containerfile/suse/pcp:5.3.7
  docker pull registry.opensuse.org/devel/bci/sle-15-sp7/containerfile/suse/pcp:5.3.7-26.6

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.