$ git clone -n https://src.fedoraproject.org/rpms/kf6-kquickcharts.git /var/lib/mock/f41-build-860155-168834/root/chroot_tmpdir/scmroot/kf6-kquickcharts
Cloning into '/var/lib/mock/f41-build-860155-168834/root/chroot_tmpdir/scmroot/kf6-kquickcharts'...
$ git fetch origin 15d101e20bb01a173869faae9771092208b7c785:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kquickcharts
 * [new ref]         15d101e20bb01a173869faae9771092208b7c785 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 15d101e 6.7.0