$ git clone -n https://src.fedoraproject.org/rpms/kf6-kconfigwidgets.git /var/lib/mock/f41-build-side-1-2647330-27301/root/chroot_tmpdir/scmroot/kf6-kconfigwidgets
Cloning into '/var/lib/mock/f41-build-side-1-2647330-27301/root/chroot_tmpdir/scmroot/kf6-kconfigwidgets'...
$ git fetch origin f5256ec106a7c7e40f1e876756d7689284a7f057:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kconfigwidgets
 * [new ref]         f5256ec106a7c7e40f1e876756d7689284a7f057 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f5256ec 6.5.0