Git

git branch -D 20190320_for_ssl
git branch -avv
git remote -v
git pull --rebase
git checkout -t origin/20190320_for_ssl
git checkout master
git push -u origin feature_branch_name
git push -u origin HEAD:20190401_add_k8s_stage

git remote prune origin --dry-run
git remote prune origin

# Get current commit sha
git rev-parse --short=7 HEAD

git submodule update --init

rm -rf .gitmodules

## .git/config
[submodule "themes/landscape"]

rm -rf .git/modules