$ git clone -n https://src.fedoraproject.org/rpms/fakechroot.git /var/lib/mock/f41-build-side-1-2811281-32927/root/chroot_tmpdir/scmroot/fakechroot
Cloning into '/var/lib/mock/f41-build-side-1-2811281-32927/root/chroot_tmpdir/scmroot/fakechroot'...
$ git fetch origin bf402afec2d6a2731dcfbbf6c42ac5e222db86df:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fakechroot
 * [new ref]         bf402afec2d6a2731dcfbbf6c42ac5e222db86df -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bf402af convert license to SPDX