Provide solution our best level.
git config --global user.name "XYZ" git config --global user.email "xyz@domain.com"
git clone https://gitlab.com/xyz/project.git cd t1 touch README.md git add filename.txt git commit -m "add New File" git push -u origin master
cd existing_folder git init git remote add origin https://gitlab.com/xyz/project.gitgit add . git commit -m "Initial commit" git push -u origin master
cd existing_repo git remote rename origin old-origin git remote add origin https://gitlab.com/xyz/project.gitgit push -u origin --all git push -u origin --tags