Thread:Project:Support desk/Installing Semantic MediaWiki offline/reply

You can execute  on a computer that has access to the internet and copy the sources to a location of your choice or you might find [0] useful which describes a tarball release approach (similar to the first approach).

[0] https://github.com/SemanticMediaWiki/SemanticMediaWiki/blob/master/docs/INSTALL.md#installation-without-shell-access