No tracked branch configured for branch master or the branch doesn't exist.

No tracked branch configured for branch master or the branch doesn't exist. To make your branch track a remote branch call, for example, git branch --set-upstream-to=origin/master master

没有为分支主配置的跟踪分支，或者分支不存在。要让分支跟踪远程分支调用，例如，git分支——set-upstream-to=origin/master - master