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.
c2e82c5
Pull bugfix from terminology git to fix issue users may be hitting in the field: https://retrace.fedoraproject.org/faf/reports/997237/