How do I configure git to ignore some files locally?

Question

Can I ignore files locally without polluting the global git config for everyone else? I have untracked files that are spam in my git status but I don\'t want to commit git c

Answer 1

Update: Consider using git update-index --skip-worktree [...] instead, thanks @danShumway! See Borealid's explanation on the difference of the two options.

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Old answer:

If you need to ignore local changes to tracked files (we have that with local modifications to config files), use git update-index --assume-unchanged [...].