Fixed clone_database bug.
Fixed clone_database bug.

elbakai/Overpass-API,elbakai/Overpass-API,mmd-osm/Overpass-API,drolbr/Overpass-API,drolbr/Overpass-API,mmd-osm/Overpass-API,bhargavpanth/Overpass-API,bhargavpanth/Overpass-API,elbakai/Overpass-API,bhargavpanth/Overpass-API,bhargavpanth/Overpass-API,drolbr/Overpass-API,mmd-osm/Overpass-API,elbakai/Overpass-API,elbakai/Overpass-API,mmd-osm/Overpass-API,drolbr/Overpass-API,drolbr/Overpass-API,bhargavpanth/Overpass-API,bhargavpanth/Overpass-API,elbakai/Overpass-API,drolbr/Overpass-API