$ git clone -n https://gitee.com/yueeranna/libnccl.git /var/lib/mock/dist-an23-epao-build-295072-65782/root/chroot_tmpdir/scmroot/libnccl
Cloning into '/var/lib/mock/dist-an23-epao-build-295072-65782/root/chroot_tmpdir/scmroot/libnccl'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/yueeranna/libnccl
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 20110a7 disable lto