This container can be pulled via:
  docker pull registry.opensuse.org/home/dirkmueller/bci/cr/sle-15-sp6/images/suse/helm:3.13
  docker pull registry.opensuse.org/home/dirkmueller/bci/cr/sle-15-sp6/images/suse/helm:3.13-1.421

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.