[gnome-continuous] build: Always print the last git commit of build we're replacing

[Colin Walters <walters src gnome org>]

commit d2c118a5f16289f909a021e43d3b5647c1ad6802
Author: Colin Walters <walters verbum org>
Date:   Tue Sep 29 22:44:01 2015 -0400

    build: Always print the last git commit of build we're replacing
    
    For easier debugging.

 src/js/tasks/task-build.js |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/js/tasks/task-build.js b/src/js/tasks/task-build.js
index 7457754..f2b5a66 100644
--- a/src/js/tasks/task-build.js
+++ b/src/js/tasks/task-build.js
@@ -692,6 +692,7 @@ const TaskBuild = new Lang.Class({
             } else {
                 print(Format.vprintf("Need rebuild of %s: %s", [archBuildname, rebuildReason]));
            }
+            print(Format.vprintf("Will replace previous build at git commit: %s", [previousVcsVersion]));
        }
 
        let cwd = Gio.File.new_for_path('.');