This container can be pulled via:
  docker pull registry.opensuse.org/devel/bci/sle-15-sp3/containerfile/bci/dotnet-sdk:6.0
  docker pull registry.opensuse.org/devel/bci/sle-15-sp3/containerfile/bci/dotnet-sdk:6.0-16.74
  docker pull registry.opensuse.org/devel/bci/sle-15-sp3/containerfile/bci/dotnet-sdk:6.0.9
  docker pull registry.opensuse.org/devel/bci/sle-15-sp3/containerfile/bci/dotnet-sdk:6.0.9-16.74

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.