$ git clone -n https://gitee.com/newstart-gdlc/nde-backgrounds.git /var/lib/mock/dist-an8.9-nde-build-409470-72671/root/chroot_tmpdir/scmroot/nde-backgrounds
Cloning into '/var/lib/mock/dist-an8.9-nde-build-409470-72671/root/chroot_tmpdir/scmroot/nde-backgrounds'...
$ git fetch origin 557fe683258650b90d2543e8162f937b93f518eb:KOJI_FETCH_HEAD
From https://gitee.com/newstart-gdlc/nde-backgrounds
 * [new ref]         557fe683258650b90d2543e8162f937b93f518eb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 557fe68 fix build error