$ git clone -n https://src.fedoraproject.org/rpms/python-datalad.git /var/lib/mock/f39-build-1954521-43234/root/chroot_tmpdir/scmroot/python-datalad
Cloning into '/var/lib/mock/f39-build-1954521-43234/root/chroot_tmpdir/scmroot/python-datalad'...
$ git fetch origin a385afe4ed8ae209aec831f59ce0cfff3cce7006:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-datalad
 * [new ref]         a385afe4ed8ae209aec831f59ce0cfff3cce7006 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a385afe [packit] 0.19.3 upstream release