$ git clone -n https://gitee.com/mgb01105731/libtiff_2.git /var/lib/mock/dist-an23-build-140518-53403/root/chroot_tmpdir/scmroot/libtiff_2
Cloning into '/var/lib/mock/dist-an23-build-140518-53403/root/chroot_tmpdir/scmroot/libtiff_2'...
$ git reset --hard 5c1e14facfc3a8ed8a306b6963a54cc096d30202
HEAD is now at 5c1e14f  optimise spec file & add doc package