$ git clone -n https://gitee.com/src-opencloudos-rpms/flatpak.git /var/lib/mock/dist-oc8-build-81212-54858/root/chroot_tmpdir/scmroot/flatpak
Cloning into '/var/lib/mock/dist-oc8-build-81212-54858/root/chroot_tmpdir/scmroot/flatpak'...
$ git fetch origin d6088c4935ac7f8af9bebac5e91654f1c8432a9c:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/flatpak
 * [new ref]         d6088c4935ac7f8af9bebac5e91654f1c8432a9c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d6088c4 import flatpak-1.12.9-1.tl3