$ git clone -n https://gitee.com/src-opencloudos-rpms/gcc /var/lib/mock/dist-oc8-build-38046-12253/root/chroot_tmpdir/scmroot/gcc
Cloning into '/var/lib/mock/dist-oc8-build-38046-12253/root/chroot_tmpdir/scmroot/gcc'...
$ git reset --hard origin/oc8
HEAD is now at f0b4fd5 [8.5.0-18.oc8] debrand for for opencloudos