$ git clone -n https://src.fedoraproject.org/rpms/tikzit.git /var/lib/mock/f41-build-side-1-2670658-29060/root/chroot_tmpdir/scmroot/tikzit
Cloning into '/var/lib/mock/f41-build-side-1-2670658-29060/root/chroot_tmpdir/scmroot/tikzit'...
$ git fetch origin 5a9cb8b77b7b772ef2b54534c958214849dea80f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/tikzit
 * [new ref]         5a9cb8b77b7b772ef2b54534c958214849dea80f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5a9cb8b convert GPLv3+ license to SPDX