$ git clone -n https://gitee.com/src-opencloudos-rpms/nginx.git /var/lib/mock/dist-oc9-build-244696-83239/root/chroot_tmpdir/scmroot/nginx
Cloning into '/var/lib/mock/dist-oc9-build-244696-83239/root/chroot_tmpdir/scmroot/nginx'...
$ git fetch origin d57c91d789a20a0754fbc9714f8e2c6afa589ca2:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/nginx
 * [new ref]         d57c91d789a20a0754fbc9714f8e2c6afa589ca2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d57c91d import nginx-1.26.3-1.tl4.ap.7