$ git clone -n https://src.fedoraproject.org/rpms/kwrited.git /var/lib/mock/f41-build-side-1-2857270-33970/root/chroot_tmpdir/scmroot/kwrited
Cloning into '/var/lib/mock/f41-build-side-1-2857270-33970/root/chroot_tmpdir/scmroot/kwrited'...
$ git fetch origin f540f348f1e7a38d96d634ac56257cc34c78fa0a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kwrited
 * [new ref]         f540f348f1e7a38d96d634ac56257cc34c78fa0a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f540f34 6.2.0