This container can be pulled via:
  docker pull registry.opensuse.org/home/defolos/bci/cr/sle-15-sp6/containerfile/bci/golang:1.21
  docker pull registry.opensuse.org/home/defolos/bci/cr/sle-15-sp6/containerfile/bci/golang:1.21-2.14.1
  docker pull registry.opensuse.org/home/defolos/bci/cr/sle-15-sp6/containerfile/bci/golang:oldstable
  docker pull registry.opensuse.org/home/defolos/bci/cr/sle-15-sp6/containerfile/bci/golang:oldstable-2.14.1

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.