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.
rubygem-actionpack-2_3_2-1_fc10:HEAD:rubygem-actionpack-2.3.2-1.fc10.src.rpm:1237201627 rubygem-actionpack-2_3_3-1_fc11:F-11:rubygem-actionpack-2.3.3-1.fc11.src.rpm:1248815949 rubygem-actionpack-2_3_2-3_fc12:F-11:rubygem-actionpack-2.3.2-3.fc12.src.rpm:1256135754