$ git clone -n https://gitee.com/wenyuzifang/libnvme.git /var/lib/mock/dist-an23-build-462633-73799/root/chroot_tmpdir/scmroot/libnvme
Cloning into '/var/lib/mock/dist-an23-build-462633-73799/root/chroot_tmpdir/scmroot/libnvme'...
$ git fetch origin ab174ab4f0f73c848690c53bbf0f4d6c19554f51:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/libnvme
 * [new ref]         ab174ab4f0f73c848690c53bbf0f4d6c19554f51 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ab174ab Update code from upstream