This container can be pulled via:
  docker pull registry.opensuse.org/opensuse/factory/zsystems/totest/containers/opensuse/bci/php-fpm:8-micro
  docker pull registry.opensuse.org/opensuse/factory/zsystems/totest/containers/opensuse/bci/php-fpm:8.5.10-micro
  docker pull registry.opensuse.org/opensuse/factory/zsystems/totest/containers/opensuse/bci/php-fpm:8.5.10-micro-51.3

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.