$ git clone -n https://src.fedoraproject.org/rpms/aftertheflood-sparks-fonts.git /var/lib/mock/f41-build-side-1-2631476-25711/root/chroot_tmpdir/scmroot/aftertheflood-sparks-fonts
Cloning into '/var/lib/mock/f41-build-side-1-2631476-25711/root/chroot_tmpdir/scmroot/aftertheflood-sparks-fonts'...
$ git fetch origin 3a515309321c79d2f40c5395e323cf7aa18c887e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/aftertheflood-sparks-fonts
 * [new ref]         3a515309321c79d2f40c5395e323cf7aa18c887e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3a51530 convert license to SPDX