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.
xpp3-1_1_3_8-3_3_fc12:F-13:xpp3-1.1.3.8-3.3.fc12.src.rpm:1268220119