[releng] health: use JHBUILD_CHECKOUT_DIR env to look for git clones

[Frederic Peters <fpeters src gnome org>]

commit 421948d916e8ea27b69b852df81e59cddf5c1a4a
Author: Frédéric Péters <fpeters 0d be>
Date:   Tue Aug 11 10:33:32 2015 +0200

    health: use JHBUILD_CHECKOUT_DIR env to look for git clones

 tools/health/health.py |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/tools/health/health.py b/tools/health/health.py
index d612f0e..eae4b6e 100644
--- a/tools/health/health.py
+++ b/tools/health/health.py
@@ -28,7 +28,8 @@ import json
 
 
 CACHE_DIR = 'cache'
-GIT_REPOSITORIES_DIR = '/scratch/jhbuild/src/'
+GIT_REPOSITORIES_DIR = os.environ.get('JHBUILD_CHECKOUT_DIR',
+        os.path.expanduser('~/jhbuild/checkout'))
 modules = {}