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.
ddd5924
Rebase to 2.23 branch, commit 1a8a7c12950a0026a3c406a7cb1608f96aa1460e