git pull --rebase origin master
git push -u origin master
当出现下面错误时 ,是因为和仓库两端版本不一致时,常见于刚创建仓库时,中只有readme文件的情况.执行下面的运行完毕之后.再push到仓库即可
! [rejected] master -> master (non-fast-forward) error: failed to push some refs to hint: Updates were rejected because the tip of your current branch is behind hint: its remote counterpart. Integrate the remote changes (e.g. hint: 'git pull ...') before pushing again. hint: See the 'Note about fast-forwards' in 'git push --help' for details.
git pull origin master --allow-unrelated-histories
