error: failed to push some refs to 'github.com:18476305640/wx-music.git'
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.
1）这个情况是我项目已经完成后想push到github上，于是就在github在创建了一个，且加入了 README.md ,导致无法push上去，当然你可以push到新创建的分支上。比如main分支不行，且存在一个main分支，可以git push origin master,
但如果你想在存在冲突的main上，可以在push上加-f 强行覆盖远程仓库：
git push -f origin [远程的哪个分支]
如有错误，欢迎指定！