This container can be pulled via:
  docker pull registry.opensuse.org/devel/bci/sle-15-sp7/containerfile/bci/dotnet-sdk:9.0
  docker pull registry.opensuse.org/devel/bci/sle-15-sp7/containerfile/bci/dotnet-sdk:9.0.9
  docker pull registry.opensuse.org/devel/bci/sle-15-sp7/containerfile/bci/dotnet-sdk:9.0.9-136.1
  docker pull registry.opensuse.org/devel/bci/sle-15-sp7/containerfile/bci/dotnet-sdk:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.