$ git clone -n https://gitee.com/hongwei-qin/nginx.git /var/lib/mock/dist-an23.3-build-417446-72868/root/chroot_tmpdir/scmroot/nginx
Cloning into '/var/lib/mock/dist-an23.3-build-417446-72868/root/chroot_tmpdir/scmroot/nginx'...
$ git fetch origin ae27b7558c7733b2e2ea0d92a7cde8faabe2250a:KOJI_FETCH_HEAD
From https://gitee.com/hongwei-qin/nginx
 * [new ref]         ae27b7558c7733b2e2ea0d92a7cde8faabe2250a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ae27b75 update to 1.26.2