Simply provide a file with each line containing a link and this will download all of them one by one synchronously.
./download.sh links.txt
links.txt contents:
https://www.youtube.com/s/desktop/a2197efa/img/favicon_144x144.png
https://yt3.ggpht.com/ytc/AMLnZu-OnHJpzVi2tmbFQ4kFzc5scaugxK197pxQZ9_s=s68-c-k-c0x00ffffff-no-rj