よく忘れるのでメモ 環境 $ git --version git version 2.21.1 (Apple Git-122.3) 原理 git checkout [-f|--ours|--theirs|-m|--conflict=＜style＞] [<tree-ish>] [--] Overwrite the contents of the files that match the pathspec. When the <tree-ish> (most often a commit</tree-ish></tree-ish>…