$ git clone -n https://gitee.com/opencloudos-stream/xorg-x11-drv-nouveau.git /var/lib/mock/dist-ocs23-build-238049-21196/root/chroot_tmpdir/scmroot/xorg-x11-drv-nouveau
Cloning into '/var/lib/mock/dist-ocs23-build-238049-21196/root/chroot_tmpdir/scmroot/xorg-x11-drv-nouveau'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/xorg-x11-drv-nouveau
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6d1da90 Rebuilt for loongarch release