$ git clone -n https://gitee.com/wenjie2025/libnbd_1770013289.git /var/lib/mock/dist-an23-build-510707-75057/root/chroot_tmpdir/scmroot/libnbd_1770013289
Cloning into '/var/lib/mock/dist-an23-build-510707-75057/root/chroot_tmpdir/scmroot/libnbd_1770013289'...
$ git fetch origin 66ceac8acefe2d339c3d5de9e0456a6ab643eafa:KOJI_FETCH_HEAD
From https://gitee.com/wenjie2025/libnbd_1770013289
 * [new ref]         66ceac8acefe2d339c3d5de9e0456a6ab643eafa -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 66ceac8 Update code from upstream