git-clean will refuse to run unless given -f or -n.
-n::
+--dry-run::
Don't actually remove anything, just show what would be done.
-q::
+--quiet::
Be quiet, only report errors, but not the files that are
successfully removed.
GIT
---
-Part of the linkgit:git[7] suite
+Part of the linkgit:git[1] suite