! [rejected] master -> master (fetch first) error: failed to push some refs to 'https://git.up678.cn... ' hint: Updates were rejected because the remote contains work that you do hint: not have locally. This is usually caused by another repository pushing hint: to the same ref. You may want to first integrate the remote changes hint: (e.g., 'git pull ... ') before pushing again. hint: See the 'Note about fast-forwards' in 'git push --help' for details.Copy the code

Cause The readme. md is edited locally or online, causing data inconsistency between online and online. Solution: merge online code

$ git pull --rebase origin master
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