$ git clone -n https://src.fedoraproject.org/rpms/qt6-qtspeech.git /var/lib/mock/f41-build-808329-145789/root/chroot_tmpdir/scmroot/qt6-qtspeech
Cloning into '/var/lib/mock/f41-build-808329-145789/root/chroot_tmpdir/scmroot/qt6-qtspeech'...
$ git fetch origin 646c563e812ed3f8b53e312612e83e394bb8448e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt6-qtspeech
 * [new ref]         646c563e812ed3f8b53e312612e83e394bb8448e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 646c563 6.7.1