get git remote url

 git config --get remote.origin.url

# Check existing git url:
git remote -v

# If you require full output and you are on a network that can reach the remote repo where the origin resides 
git remote show origin

git config --get remote.origin.url

$ git remote add origin https://github.com/user/repo.git
# Set a new remote

$ git remote -v
# Verify new remote
> origin  https://github.com/user/repo.git (fetch)
> origin  https://github.com/user/repo.git (push)

git remote -v

$ git remote set-url origin https://github.com/USERNAME/REPOSITORY.git

# when you are not connected to the network, you can use this
git config --get remote.origin.url