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.
mock-0_9_16-1_fc11:F-11:mock-0.9.16-1.fc11.src.rpm:1242093788 mock-0_9_18-1_fc13:F-11:mock-0.9.18-1.fc13.src.rpm:1257440123 mock-0_9_19-1_fc12:F-11:mock-0.9.19-1.fc12.src.rpm:1257445434