Insert copy manually to preserve links

Author: geographika

doc/source/drivers/vector/gpkg.rst

@@ -526,9 +526,13 @@ The following configuration options are available:
 
 - :copy-config:`OGR_SQLITE_JOURNAL`
 
-- :copy-config:`OGR_SQLITE_CACHE`
+- .. config:: OGR_SQLITE_CACHE
 
-- :copy-config:`OGR_SQLITE_SYNCHRONOUS`
+     see :ref:`Performance hints <target_drivers_vector_sqlite_performance_hints>`.
+
+- .. config:: OGR_SQLITE_SYNCHRONOUS
+
+     see :ref:`Performance hints <target_drivers_vector_sqlite_performance_hints>`.
 
 - :copy-config:`OGR_SQLITE_LOAD_EXTENSIONS`