This container can be pulled via:
  docker pull registry.opensuse.org/opensuse/factory/arm/totest/containers/opensuse/golang:1.15
  docker pull registry.opensuse.org/opensuse/factory/arm/totest/containers/opensuse/golang:1.15.15
  docker pull registry.opensuse.org/opensuse/factory/arm/totest/containers/opensuse/golang:1.15.15.3.524

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.