This container can be pulled via:
  docker pull registry.opensuse.org/opensuse/factory/totest/containers/opensuse/dhcp-server:4.4.2
  docker pull registry.opensuse.org/opensuse/factory/totest/containers/opensuse/dhcp-server:4.4.2-9.115
  docker pull registry.opensuse.org/opensuse/factory/totest/containers/opensuse/dhcp-server:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.