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.
rubygems-1_3_1-1_fc9:EL-5:rubygems-1.3.1-1.fc9.src.rpm:1229172763