$ git clone -n https://src.fedoraproject.org/rpms/ghc-monad-journal.git /var/lib/mock/f38-build-side-42-init-devel-971585-28848/root/chroot_tmpdir/scmroot/ghc-monad-journal
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-971585-28848/root/chroot_tmpdir/scmroot/ghc-monad-journal'...
$ git fetch origin 3ff9e0a4fd9f2d513428f057779bc73a149e39e5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-monad-journal
 * [new ref]         3ff9e0a4fd9f2d513428f057779bc73a149e39e5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3ff9e0a Convert to %autorelease and %autochangelog