$ git clone -n https://gitee.com/wenjie2025/rrdtool.git /var/lib/mock/dist-an23-build-493316-74562/root/chroot_tmpdir/scmroot/rrdtool
Cloning into '/var/lib/mock/dist-an23-build-493316-74562/root/chroot_tmpdir/scmroot/rrdtool'...
$ git fetch origin 48688a1cf5d6c214df4ff76b009f3dc2a094c1f2:KOJI_FETCH_HEAD
From https://gitee.com/wenjie2025/rrdtool
 * [new ref]         48688a1cf5d6c214df4ff76b009f3dc2a094c1f2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 48688a1 Update code from upstream