$ git clone -n https://gitee.com/src-opencloudos-rpms/nginx.git /var/lib/mock/dist-oc9-build-242386-82974/root/chroot_tmpdir/scmroot/nginx
Cloning into '/var/lib/mock/dist-oc9-build-242386-82974/root/chroot_tmpdir/scmroot/nginx'...
$ git fetch origin 751e4273f13cff8ec49a9227723d00fdb7d13f73:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/nginx
 * [new ref]         751e4273f13cff8ec49a9227723d00fdb7d13f73 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 751e427 import nginx-1.26.3-1.tl4.ap.6