Owner and privileges are excluded.
pg_dump -U src_db_user -h src-db.example.com -d src_db_name --no-owner --no-privileges -F c -f mybackup-yyyMMddHHmmss.dump
pg_dump -U dst_db_user -h dst-db.example.com -d dst_db_name --no-owner --no-privileges -F c -f backup_before_restore-yyyMMddHHmmss.dump
pg_restore -U dst_db_user -h dst-db.example.com -d dst_db_name --no-owner --no-privileges --disable-triggers mybackup-yyyMMddHHmmss.dump