[gnome-build-meta/mclasen/3-30] Use the ref: from junction.refs

[Javier Jardón Cabezas <jjardon src gnome org>]

commit bd61a1dbe9ca7ddf76a3190231ce95c0891fb34f
Author: Javier Jardón <jjardon gnome org>
Date:   Tue Sep 4 21:44:16 2018 +0100

    Use the ref: from junction.refs
    
    We need this as we remove "ref-storage: project.refs" from project.conf

 elements/freedesktop-sdk.bst | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/elements/freedesktop-sdk.bst b/elements/freedesktop-sdk.bst
index 30a7a0e..817b804 100644
--- a/elements/freedesktop-sdk.bst
+++ b/elements/freedesktop-sdk.bst
@@ -3,6 +3,7 @@ sources:
 - kind: git
   url: https://gitlab.com/freedesktop-sdk/freedesktop-sdk/
   track: 18.08
+  ref: db38f00907c76ff77177e15e80fc6a5a20be80c2
 config:
   options:
     target_arch: '%{arch}'