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.
python-zc-lockfile-1_0_0-2_fc10:HEAD:python-zc-lockfile-1.0.0-2.fc10.src.rpm:1249795610