This container can be pulled via:
  docker pull registry.opensuse.org/opensuse/factory/powerpc/totest/containers/opensuse/mariadb:11.7
  docker pull registry.opensuse.org/opensuse/factory/powerpc/totest/containers/opensuse/mariadb:11.7.2
  docker pull registry.opensuse.org/opensuse/factory/powerpc/totest/containers/opensuse/mariadb:11.7.2-52.12
  docker pull registry.opensuse.org/opensuse/factory/powerpc/totest/containers/opensuse/mariadb:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.