$ git clone -n https://src.fedoraproject.org/rpms/qt-virt-manager.git /var/lib/mock/f41-build-side-1-2675005-29291/root/chroot_tmpdir/scmroot/qt-virt-manager
Cloning into '/var/lib/mock/f41-build-side-1-2675005-29291/root/chroot_tmpdir/scmroot/qt-virt-manager'...
$ git fetch origin e5da850608929ba2ccabfed7b950f1e82482a926:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt-virt-manager
 * [new ref]         e5da850608929ba2ccabfed7b950f1e82482a926 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e5da850 convert GPLv2+ license to SPDX