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.
ibus-0_1_0_20080810-1_fc9:HEAD:ibus-0.1.0.20080810-1.fc9.src.rpm:1218368092