$ git clone -n https://gitee.com/lizhao2025/libnbd.git /var/lib/mock/dist-an23-build-500038-74764/root/chroot_tmpdir/scmroot/libnbd
Cloning into '/var/lib/mock/dist-an23-build-500038-74764/root/chroot_tmpdir/scmroot/libnbd'...
$ git fetch origin 3ae9e37adb0b63d3fe173787445776cc6b33288f:KOJI_FETCH_HEAD
From https://gitee.com/lizhao2025/libnbd
 * [new ref]         3ae9e37adb0b63d3fe173787445776cc6b33288f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3ae9e37 Update code from upstream