You could use academic referencing style, e.g Harvard style "Mozilla (2021) Common Voice. Available at https://commonvoice.mozilla.org/ (Accessed: 15th September 2021)"
O lè lo sítàì ìtọ́kasí ti akadá, bí àpẹẹrẹ sítàì Harvard "Mozilla (2021) Common Voice. Ó wà ní https://commonvoice.mozilla.org/ (Wíwọlé: 15th Ọwẹ́wẹ̀ 2021)"