[gnome-builder/gnome-builder-3-24] flatpak: pin commit for libgit2

[Christian Hergert <chergert src gnome org>]

commit 6ade4cc7fc993044a8a6d976d033c7f18a250c18
Author: Christian Hergert <chergert redhat com>
Date:   Tue Apr 25 10:30:43 2017 -0700

    flatpak: pin commit for libgit2

 org.gnome.Builder.json |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/org.gnome.Builder.json b/org.gnome.Builder.json
index bdb9cbc..5e074d8 100644
--- a/org.gnome.Builder.json
+++ b/org.gnome.Builder.json
@@ -488,7 +488,7 @@
                 {
                     "type": "git",
                     "url": "https://github.com/libgit2/libgit2.git";,
-                    "branch": "maint/v0.25"
+                    "branch": "2fcb8705e584ca61f6c4657525c9d2713f6a39d2"
                 }
             ]
         },