$ git clone -n https://gitee.com/wenjie2025/libnbd_1770388007.git /var/lib/mock/dist-an23-build-512122-75090/root/chroot_tmpdir/scmroot/libnbd_1770388007
Cloning into '/var/lib/mock/dist-an23-build-512122-75090/root/chroot_tmpdir/scmroot/libnbd_1770388007'...
$ git fetch origin cd6df3a78a071fd554ab6f0646c5b8fcf499a94d:KOJI_FETCH_HEAD
From https://gitee.com/wenjie2025/libnbd_1770388007
 * [new ref]         cd6df3a78a071fd554ab6f0646c5b8fcf499a94d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cd6df3a Update code from upstream