This container can be pulled via:
  docker pull registry.opensuse.org/isv/suse/edge/sles16.1/images/sles16.1/network-resources-injector:v1.8.0
  docker pull registry.opensuse.org/isv/suse/edge/sles16.1/images/sles16.1/network-resources-injector:v1.8.0-1.3

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.