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.
wavpack-4_50-1_fc9:HEAD:wavpack-4.50-1.fc9.src.rpm:1213791201 wavpack-4_50_1-1_fc9:HEAD:wavpack-4.50.1-1.fc9.src.rpm:1219571566