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.
dc3dd-6_12_2-3:EL-5:dc3dd-6.12.2-3.src.rpm:1236292595 dc3dd-6_12_3-1:EL-5:dc3dd-6.12.3-1.src.rpm:1237497627