$ git clone -n https://gitee.com/hongwei-qin/nginx_1.git /var/lib/mock/dist-an8.10-build-537232-82924/root/chroot_tmpdir/scmroot/nginx_1
Cloning into '/var/lib/mock/dist-an8.10-build-537232-82924/root/chroot_tmpdir/scmroot/nginx_1'...
$ git fetch origin 8c7aaa3adc64b8897b90f7e1cb04a0327743b3f5:KOJI_FETCH_HEAD
From https://gitee.com/hongwei-qin/nginx_1
 * [new ref]         8c7aaa3adc64b8897b90f7e1cb04a0327743b3f5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8c7aaa3 update to 8.10.0