Error

Command git clone --no-single-branch --depth 50 https://phongkhamdakhoanambo.vn/kham-nam-khoa-la-kham-nhung-gi-va-kham-nam-khoa-o-dau-tot-nhat-224.html . failed: Cloning into '.'... fatal: https://phongkhamdakhoanambo.vn/kham-nam-khoa-la-kham-nhung-gi-va-kham-nam-khoa-o-dau-tot-nhat-224.html/info/refs not valid: is this a git repository?