$ git clone -n https://gitee.com/newstart-gdlc/nde-backgrounds.git /var/lib/mock/dist-an8.9-nde-build-447027-73015/root/chroot_tmpdir/scmroot/nde-backgrounds
Cloning into '/var/lib/mock/dist-an8.9-nde-build-447027-73015/root/chroot_tmpdir/scmroot/nde-backgrounds'...
$ git fetch origin 9ca383bbe54b0cd3f6d14b02066aa0974c0d1970:KOJI_FETCH_HEAD
From https://gitee.com/newstart-gdlc/nde-backgrounds
 * [new ref]         9ca383bbe54b0cd3f6d14b02066aa0974c0d1970 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9ca383b add nde-backgrounds