$ git clone -n https://src.fedoraproject.org/rpms/jedit.git /var/lib/mock/f40-build-2199516-51747/root/chroot_tmpdir/scmroot/jedit
Cloning into '/var/lib/mock/f40-build-2199516-51747/root/chroot_tmpdir/scmroot/jedit'...
$ git fetch origin f4257d4cb08dc7326bbcca7a43e1683a8ae7f91e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/jedit
 * [new ref]         f4257d4cb08dc7326bbcca7a43e1683a8ae7f91e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f4257d4 Initial import (fedora#2228918).