Error

Command git clone --no-single-branch --depth 50 https://phongkhamdakhoanambo.vn/xoan-khuan-giang-mai-la-gi-dac-diem-hinh-anh-cau-truc-24.html . failed: Cloning into '.'... fatal: https://phongkhamdakhoanambo.vn/xoan-khuan-giang-mai-la-gi-dac-diem-hinh-anh-cau-truc-24.html/info/refs not valid: is this a git repository?