$ git clone -n https://gitee.com/src-opencloudos-rpms/perl-Math-Int64.git /var/lib/mock/dist-oc8-build-26166-7135/root/chroot_tmpdir/scmroot/perl-Math-Int64
Cloning into '/var/lib/mock/dist-oc8-build-26166-7135/root/chroot_tmpdir/scmroot/perl-Math-Int64'...
$ git reset --hard origin/oc8
HEAD is now at 586767c import perl-Math-Int64-0.54-7.oc8