Use a single js file to run all pre-commit hooks, see phetsims/aqua#90

git-template-dir/hooks/pre-commit

@@ -2,18 +2,12 @@
 #-----------------------------------------------------------------------------------------------------------------------
 # git pre-commit hooks
 #
-# To install this and other hooks, run:
+# To install this and other hooks, run these commands from the root of your checkout. First it clears any pre-existing
+# commit hooks, then installs the new hooks from this directory.
 #
-#   for-each.sh active-repos git init --template=${ROOT}/phet-info/git-template-dir
-#
-# ... where ${ROOT} is the absolute path of the parent directory for your local copy of PhET repos.
-#
-# This and other hooks may use grunt, so you will also need to 'npm install' for active-repos.
-#
-# git init does not overwrite files, so you may need to clear existing precommit hooks with a command like:
-#
-#    for-each.sh active-repos rm .git/hooks/pre-commit
+# perennial/bin/for-each.sh perennial/data/active-repos rm .git/hooks/pre-commit
+# perennial/bin/for-each.sh perennial/data/active-repos git init --template=../phet-info/git-template-dir
 #
 #-----------------------------------------------------------------------------------------------------------------------
 
-node ../chipper/js/scripts/lint-main.js
+node ../perennial/js/scripts/hook-pre-commit.js