macOSのアップデートをした後にsshキーが無いと言われた ref: https://qiita.com/wicket/items/da88cf2914e4f72842b3

file0.txt

git -c diff.mnemonicprefix=false -c core.quotepath=false -c credential.helper=sourcetree push -v origin refs/heads/master:refs/heads/master 
Pushing to git@github.com:9wick/xxxx.git
ssh_askpass: exec(/usr/X11R6/bin/ssh-askpass): No such file or directory
Permission denied (publickey).
fatal: Could not read from remote repository.

Please make sure you have the correct access rights
and the repository exists.
Completed with errors, see above

file1.txt

ssh-add ~/.ssh/id_rsa