#添加github
git remote add origin https://github.com/xxx(仓库地址)
#添加oschina
git remote add oschina https://git.oschina.net/xxxx(仓库地址)
#提交到oschina
git push oschina master(分支名)
#提交到github
git push origin master(分支名)
#从oschina更新
git pull oschina master
#从github更新
git pull origin master