$ git clone -n https://gitee.com/src-opencloudos-rpms/kmod-kvdo.git /var/lib/mock/dist-oc8-build-26649-7696/root/chroot_tmpdir/scmroot/kmod-kvdo
Cloning into '/var/lib/mock/dist-oc8-build-26649-7696/root/chroot_tmpdir/scmroot/kmod-kvdo'...
$ git reset --hard 2a4b9b3a1903a9599a44b1cc51e3e821f7e2bb0c
HEAD is now at 2a4b9b3 fix requirement