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.
ocaml-bin-prot-1_2_20-2_fc11:F-12:ocaml-bin-prot-1.2.20-2.fc11.src.rpm:1263211372