How to remove local (untracked) files from the current Git working tree

Question

How do you delete untracked local files from your current working tree?

Answer 1

To know what will be deleted before actually deleting:

git clean -d -n

It will output something like:

Would remove sample.txt

To delete everything listed in the output of the previous command:

git clean -d -f

It will output something like:

Removing sample.txt