These two fields allow to specify a different default assignee for ticket opened against this package in bugzilla. Note: The EPEL field is always displayed for packages in the 'rpms' namespace regardless of whether it is used in bugzilla or not.
Bugzilla Bug #734590 - Refactor JNI libraries for Fedora 16+ . . . (mharmsen) Bugzilla Bug #699809 - Convert CS to use systemd (alee)