$ git clone -n https://gitee.com/src-opencloudos-rpms/nginx.git /var/lib/mock/dist-oc9-build-247101-83524/root/chroot_tmpdir/scmroot/nginx
Cloning into '/var/lib/mock/dist-oc9-build-247101-83524/root/chroot_tmpdir/scmroot/nginx'...
$ git fetch origin 7bd2b9709410321783ac3b5a37eb43567e5f239d:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/nginx
 * [new ref]         7bd2b9709410321783ac3b5a37eb43567e5f239d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7bd2b97 import nginx-1.29.8-1.tl4.ap.1