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.
bugzilla-3_2_3-1_fc11:EL-5:bugzilla-3.2.3-1.fc11.src.rpm:1246668842 bugzilla-3_2_4-1_fc11:EL-5:bugzilla-3.2.4-1.fc11.src.rpm:1247081015