useragent helps distinguish different containers using the same credentials in a pod.
Tested in 4.8.0-0.nightly-2021-05-06-003426, there are not only userName, but also userAgent:
oc get apirequestcount -o yaml | grep -A1 userAgent
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 (Moderate: OpenShift Container Platform 4.8.2 bug fix and security update), and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.