$ git clone -n https://src.fedoraproject.org/rpms/kf5-threadweaver.git /var/lib/mock/f40-build-742076-110490/root/chroot_tmpdir/scmroot/kf5-threadweaver
Cloning into '/var/lib/mock/f40-build-742076-110490/root/chroot_tmpdir/scmroot/kf5-threadweaver'...
$ git fetch origin e43eaa0af88f4de3c9c9f0e7e5d16b39e048d5ac:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-threadweaver
 * [new ref]         e43eaa0af88f4de3c9c9f0e7e5d16b39e048d5ac -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e43eaa0 5.111.0