$ git clone -n https://gitee.com/lizhao2025/rrdtool.git /var/lib/mock/dist-an23-build-497335-74608/root/chroot_tmpdir/scmroot/rrdtool
Cloning into '/var/lib/mock/dist-an23-build-497335-74608/root/chroot_tmpdir/scmroot/rrdtool'...
$ git fetch origin 1bf33ae296b014dc64ff6ad5bd206362173103e1:KOJI_FETCH_HEAD
From https://gitee.com/lizhao2025/rrdtool
 * [new ref]         1bf33ae296b014dc64ff6ad5bd206362173103e1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1bf33ae Update code from upstream