$ git clone -n https://gitee.com/mgb01105731/nftables_1.git /var/lib/mock/dist-an23-build-140915-53403/root/chroot_tmpdir/scmroot/nftables_1
Cloning into '/var/lib/mock/dist-an23-build-140915-53403/root/chroot_tmpdir/scmroot/nftables_1'...
$ git reset --hard dcc21d84c7b4e19ee3845e0b529055d1a704ef5f
HEAD is now at dcc21d8  optimise spec file