$ git clone -n https://gitee.com/mgb01105731/libtalloc_1.git /var/lib/mock/dist-an23-build-140028-51771/root/chroot_tmpdir/scmroot/libtalloc_1
Cloning into '/var/lib/mock/dist-an23-build-140028-51771/root/chroot_tmpdir/scmroot/libtalloc_1'...
$ git reset --hard origin/a23
HEAD is now at b218f8b optimise spec file