1.git pull 命令出现以下错误
$ git pull There is no tracking information for the current branch. Please specify which branch you want to merge with. See git-pull(1) for details. git pull <remote> <branch> If you wish to set tracking information for this branch you can do so with: git branch --set-upstream-to=origin/<branch> dev
2.按照提示设置
git branch --set-upstream-to=origin/dev
3.再 git pull 时提示成功
$ git pull Already up-to-date.