1、eclipse mars2等较新版本已经集成git，点击window->show view->other里搜索git repository，展示git仓库视图
2、window->preference->team->git->configuration->user settings->add entry->分别输入github用户名和邮箱的key和value
3、window->preference->team->ignored resources添加例外（如.settings、.project、.classpath等）
4、右击项目->team->share project->git->勾选use or create repository in parent folder of project复选框->勾选下方的复选框->create repository->finish