git init
git remote add origin https://github.com/vector-im/element-web.git
git pull origin develop
rm -r .* *.md *.rst
rm -r yarn.lock
chmod -R 777 .

yarn # Install NodeJS first (https://pastebin.com/Rf1vVKsR)
yarn clean && yarn build:genfiles && yarn build:bundle
yarn dist

# Now you find the file in dist/element-unknown.tar.gz