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.
b43-tools-0-0_3_git20090125_fc10:EL-4:b43-tools-0-0.3.git20090125.fc10.src.rpm:1242804681