$ git clone -n https://gitee.com/src-opencloudos-rpms/flatpak /var/lib/mock/dist-oc8-build-100700-64904/root/chroot_tmpdir/scmroot/flatpak
Cloning into '/var/lib/mock/dist-oc8-build-100700-64904/root/chroot_tmpdir/scmroot/flatpak'...
$ git fetch origin oc8:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/flatpak
 * [new branch]      oc8        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at df20ea5 import flatpak-1.12.9-3.tl3