You could use academic referencing style, e.g Harvard style "Mozilla (2021) Common Voice. Available at https://commonvoice.mozilla.org/ (Accessed: 15th September 2021)"
U nga tirhisa endlelo ra dyondzo ro kombetela, hi xikombiso, endlelo ra Harvard "Mozilla (2021) Common Voice. Yi kumeka eka https://commonvoice.mozilla.org/ (Accessed: 15th September 2021)"