To untrack a tracked file there is a different command now

Author: ctafur80

book/02-git-basics/sections/recording-changes.asc

@@ -77,7 +77,7 @@ $ git status
 On branch master
 Your branch is up-to-date with 'origin/master'.
 Changes to be committed:
-  (use "git reset HEAD <file>..." to unstage)
+  (use "git restore --staged <file>..." to unstage)
 
     new file:   README