i get this message from limb in the pagure ticket [1]
The Bugzilla review bug creator could not be found in FAS. Make sure your FAS email
address is the same as in Bugzilla.
I am not aware that the email addresses are different.
[1] pagure ticket:
https://pagure.io/releng/fedora-scm-requests/issue/4602
[2]
https://bugzilla.redhat.com/userprefs.cgi?tab=email