From Fedora Project Wiki
Not sure why this is there. If you are referring to Red Hat specific things, we should probably omit this.
- Do not use your @fedoraproject.org address in bugzilla, because you will not get your bugzilla privileges once you are sponsored.
- If you want to use your @fedoraproject.org address, you might try to request at the Fedora Infrastructure Ticket System for an administrator to manually override the bugzilla address connected with your fedora account.