This container can be pulled via:
  docker pull registry.opensuse.org/systemsmanagement/uyuni/snapshots/2023.09/containers/uyuni/proxy-salt-broker:4.4.1
  docker pull registry.opensuse.org/systemsmanagement/uyuni/snapshots/2023.09/containers/uyuni/proxy-salt-broker:4.4.1.42.11.uyuni3
  docker pull registry.opensuse.org/systemsmanagement/uyuni/snapshots/2023.09/containers/uyuni/proxy-salt-broker:latest
  docker pull registry.opensuse.org/systemsmanagement/uyuni/snapshots/2023.09/containers/uyuni/proxy-salt-broker:uyuni-2023.09
  docker pull registry.opensuse.org/systemsmanagement/uyuni/snapshots/2023.09/containers/uyuni/proxy-salt-broker:uyuni-2023.09.42.11.uyuni3

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.