Use the canonical URL for repositories (git.openstack.org)

- When the URL refers to cloning or using git repositories, use the
  cloning URL (https://git.openstack.org/<namespace>/<project>)
- When the URL refers to the browsable version of the repository, point to
  the cgit frontend (https://git.openstack.org/cgit/<namespace>/<project>)

Change-Id: Iaeaa153a05aa85b9cf7451ae3c28aec56722222c
diff --git a/doc/source/multi-policy-validation.rst b/doc/source/multi-policy-validation.rst
index d38b31e..576fd68 100644
--- a/doc/source/multi-policy-validation.rst
+++ b/doc/source/multi-policy-validation.rst
@@ -20,7 +20,7 @@
 Multi-policy support allows Patrole to more accurately offer RBAC tests for API
 endpoints that enforce multiple policy actions.
 
-.. _this spec: https://github.com/openstack/qa-specs/blob/master/specs/patrole/rbac-testing-multiple-policies.rst
+.. _this spec: http://specs.openstack.org/openstack/qa-specs/specs/patrole/rbac-testing-multiple-policies.html
 
 Scope
 -----