1、在 GitLab 上强制推送，报错：remote GitLab You are not allowed to force push code to a protected branch on this project. 。如图1
Plaintext
git.exe push --force-with-lease --progress "origin" master:master
Total 0 (delta 0), reused 0 (delta 0)
remote: GitLab: You are not allowed to force push code to a protected branch on this project.
To https://gitlab.chinamcloud.com/php/yii2-app-advanced.git
! [remote rejected] master -> master (pre-receive hook declined)
error: failed to push some refs to 'https://gitlab.chinamcloud.com/php/yii2-app-advanced.git'
git 未能顺利结束 (退出码 1) (3109 ms @ 2020/06/29 16:09:02)
2、查看 GitLab – Members – Existing members and groups。Master，理论上是具有权限的。如图2
3、Repository Settings – Protected Branches – Allowed to push。为：Masters。如图3
4、Repository Settings – Protected Branches – Allowed to push。调整为：Developers + Masters。如图4
5、再次推送，报错：error: failed to push some refs to。如图5
6、查看提交记录，重置至 master 分支的合并前的最新版本。如图6
7、Repository Settings – Protected Branches。删除分支 master，点击按钮 Unprotect。如图7
8、再次推送，推送成功。还原第 7 步骤、第 4 步骤所做的操作。如图8
Plaintext
git.exe push --force-with-lease --progress "origin" master:master
Total 0 (delta 0), reused 0 (delta 0)
To https://gitlab.chinamcloud.com/php/yii2-app-advanced.git
+ a80db96...8fb427a master -> master (forced update)
成功 (2921 ms @ 2020/06/29 16:42:52)