diff --git a/snippets/git.sh b/snippets/git.sh
index 5668b4d..5513ad7 100644
--- a/snippets/git.sh
+++ b/snippets/git.sh
@@ -36,6 +36,8 @@ git remote | xargs -n 1 git push
 
 git lfs pull
 
+# Recursively remove files not under version control.
+git clean -df
 
 # Get the top-level directory of the current repository.
 git rev-parse --show-toplevel