Offline download Arch/Manjaro packages

Command to get url for package :

pacman -Sp PACKAGENAME

example if you want to get wine package:

pacman -Sp wine

If you want to know what dependency for package, use this command : 

pactree -u PACKAGENAME

example:

pactree -u wine

Now, if you want get all url packages including it's dependency, you may combine the command as below:

pactree -u PACKAGENAME | xargs -I % pacman -Sp %

An example if you want to get all wine urls include it's dependency:

pactree -u wine | xargs -I % pacman -Sp %

That's it!