The following RHEL 7 SCLs are about to go EOL, and therefore their corresponding imagestreams (but NOT their RHEL 8 counterparts) should be removed from Samples:
Moved back to 4.6.0 per direction from Alex Crawford and Clayton Coleman
Those imagestreamtag has been removed from 4.6.0-0.nightly-2020-09-27-075304 version.
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.
For information on the advisory (OpenShift Container Platform 4.6 GA Images), and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.