SHELL

git remove all local changes

git reset; git checkout .; git reset --hard HEAD; git clean -fdx; 
git fetch --all; git fetch --all --tags; git pull; 
git pull --recurse-submodules

remove local changes git

git fetch  # will fetch the latest changes on the remote
git reset --hard origin/master # will set your local branch to match the representation of the remote just pulled down.

remove all local changes git

git reset –-hard

git discard all local changes

git restore .

git remove all changes

For all tracked unstaged files use:

git checkout -- .
The . at the end is important.