Verified with jenkins image in 4.5.0-0.nightly-2020-09-26-194704
The openshift-login plugin is 1.0.26
After log out from jenkins webconsole, the oauthaccesstoken has been deleted.
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 4.5.14 bug fix 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.
https://access.redhat.com/errata/RHBA-2020:3843