Push to a remote non-bare git directory

push-remote.sh

# on the remote

mkdir my-repo
cd my-repo
git init
git config receive.denyCurrentBranch updateInstead

# on the local

git remote add [remote-name] ssh://[ssh profile name]/[path to repo on the remote]
git push [remote-name] master

# Also relevant
# https://superuser.com/questions/232373/how-to-tell-git-which-private-key-to-use
# https://stackoverflow.com/questions/4565700/specify-private-ssh-key-to-use-when-executing-shell-command

2020 yolo update:

deploy.sh

SSH_CONFIG="ssh_config_id"
DIR="/home/web/app"
PM2_ID="app"

ssh $SSH_CONFIG "mkdir -p $DIR && cd $DIR && git init && git config receive.denyCurrentBranch updateInstead"
git remote add $SSH_CONFIG "ssh://$SSH_CONFIG$DIR"
ssh $SSH_CONFIG "cd $DIR && git checkout ."
git push $SSH_CONFIG master
ssh $SSH_CONFIG "cd $DIR && npm install && pm2 restart $PM2_ID"