$ git clone -n https://gitee.com/wenjie2025/libnbd_1770637708.git /var/lib/mock/dist-an23-build-512551-75099/root/chroot_tmpdir/scmroot/libnbd_1770637708
Cloning into '/var/lib/mock/dist-an23-build-512551-75099/root/chroot_tmpdir/scmroot/libnbd_1770637708'...
$ git fetch origin f9b139bb592f273922c7797103d53eff237b1595:KOJI_FETCH_HEAD
From https://gitee.com/wenjie2025/libnbd_1770637708
 * [new ref]         f9b139bb592f273922c7797103d53eff237b1595 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f9b139b Update code from upstream