$ git clone -n https://gitee.com/mgb01105731/rpm_1.git /var/lib/mock/dist-an23-build-140515-53403/root/chroot_tmpdir/scmroot/rpm_1
Cloning into '/var/lib/mock/dist-an23-build-140515-53403/root/chroot_tmpdir/scmroot/rpm_1'...
$ git reset --hard ad80168d6ca0bcdf87a2d8d7f85b31ee4aa5150f
HEAD is now at ad80168  optimise spec file