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.
mod_auth_cas-1_0_8_1-2_fc13:EL-6:mod_auth_cas-1.0.8.1-2.fc13.src.rpm:1277821959