関連ワード:  how do i undo a merge commit    how do i revert a merge commit    how to undo a merge commit in git    how to undo a merge commit in github    how to revert a merge commit in git    how to delete a merge commit in git    how to revert a merge commit in github    how to revert a merge commit in bitbucket    how to revert a merge commit in gitlab    how to revert a merge commit in git after push