This container can be pulled via:
  docker pull registry.opensuse.org/opensuse/factory/totest/containers/opensuse/bci/php-fpm:8
  docker pull registry.opensuse.org/opensuse/factory/totest/containers/opensuse/bci/php-fpm:8.3.15
  docker pull registry.opensuse.org/opensuse/factory/totest/containers/opensuse/bci/php-fpm:8.3.15-28.55
  docker pull registry.opensuse.org/opensuse/factory/totest/containers/opensuse/bci/php-fpm:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.