Unable to pull from docker registry with enforced_sso_requires_session flag enabled

Enabling the enforced_sso_requires_session flag on gitlab.com resulted in the following error for a customer when trying to access the docker registry:

ERROR: Job failed: Error response from daemon: pull access denied for <registry.gitlab.com...>, repository does not exist or may require 'docker login' (executor_docker.go:175:1s)