This container can be pulled via:
  docker pull registry.opensuse.org/home/dirkmueller/bci/cr/sle-15-sp5/containerfile/bci/golang:1.21
  docker pull registry.opensuse.org/home/dirkmueller/bci/cr/sle-15-sp5/containerfile/bci/golang:1.21-1.1.215
  docker pull registry.opensuse.org/home/dirkmueller/bci/cr/sle-15-sp5/containerfile/bci/golang:latest
  docker pull registry.opensuse.org/home/dirkmueller/bci/cr/sle-15-sp5/containerfile/bci/golang:stable
  docker pull registry.opensuse.org/home/dirkmueller/bci/cr/sle-15-sp5/containerfile/bci/golang:stable-1.1.215

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.