This test is failing frequently in CI. for 4.7, it looks like it's see in ~15% of failing jobs:

https://search.ci.openshift.org/?search=Image+info+should+display+information+about+images&maxAge=48h&context=1&type=build-log&name=4.7&maxMatches=5&maxBytes=20971520&groupBy=job

Here's a job where it's happening very frequently 2/3rds of the failed jobs have it:
https://testgrid.k8s.io/redhat-openshift-ocp-release-4.7-informing#periodic-ci-openshift-release-master-ocp-4.7-e2e-vsphere&sort-by-flakiness=he

in this job that has the failure:
https://prow.ci.openshift.org/view/gcs/origin-ci-test/logs/periodic-ci-openshift-release-master-ocp-4.7-e2e-vsphere/1339617845297811456

I do see that it was affected by docker rate limiting. Maybe that's related?
+ oc image info docker.io/library/mysql:latest
error: unable to read image docker.io/library/mysql:latest: toomanyrequests: You have reached your pull rate limit. You may increase the limit by authenticating and upgrading: https://www.docker.com/increase-rate-limit