This container can be pulled via:
  docker pull registry.opensuse.org/opensuse/virt-exportserver:1.7
  docker pull registry.opensuse.org/opensuse/virt-exportserver:1.7.0
  docker pull registry.opensuse.org/opensuse/virt-exportserver:1.7.0-8.10
  docker pull registry.opensuse.org/opensuse/virt-exportserver:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.