Download Debian packages. More information: https://manpages.debian.org/latest/devscripts/dget.1.en.html.
dget package
.dsc
file:dget http://deb.debian.org/debian/pool/main/h/haskell-tldr/haskell-tldr_0.4.0-2.dsc
.dsc
file but don't extract it:dget -d http://deb.debian.org/debian/pool/main/h/haskell-tldr/haskell-tldr_0.4.0-2.dsc