$ git clone -n https://gitee.com/src-anolis-os/gmp.git /var/lib/mock/dist-an23-build-130829-46317/root/chroot_tmpdir/scmroot/gmp
Cloning into '/var/lib/mock/dist-an23-build-130829-46317/root/chroot_tmpdir/scmroot/gmp'...
$ git reset --hard origin/a23
HEAD is now at 87a052f Cleanup spec for a23 builds