いまだにgitがよくわかってない。 git push すると $ git push To git@github.com:snaka/snaka-code-pocket.git ! [rejected] master -> master (non-fast forward) error: failed to push some refs to 'git@github.com:snaka/snaka-code-pocket.git' To prevent you from losing history, non-fast-forward updates were rejected Merge the remote changes before pushing again. See the 'non-fast forward' section of 'git push --help' for d