git命令
git clone http://github.com/mayuanwei/excelreadandwrite
git init
git status
git add filename
git commit -m '提交注释' (git commit -a)
git push origin maste 推送到远程仓库分支
git fetch origin master 取回远程仓库分支(默认取回所有分支)
git merge 合并
git pull (git fetch+git merge)
git branch brname 创建分支
git log
git checkout brname 检出到分支(git checkout -b brname 创建并检出到分支)