What is git clean?

Related questions

1. How do I undo last commit?
2. How do I stash new files in git?
3. How do I uninstall stash?
4. What is the difference between git add and git commit?
5. What does git diff do?
6. Does git commit?
7. What is git remote add?
8. Will git fetch overwrite local changes?
9. Why do we need rebase in git?
10. What is difference between pull and fetch?

Tags

1. #checkout
2. #whereas
3. #files
4. #untracked
5. #command
6. #operate
7. #clean
8. #complementary
9. #other
10. #tracking
11. #extent
12. #these
13. #commands
14. #added
15. #previously
16. #reset
17. #considered
18. #operates
19. #index