The blog skeleton also supports Daring Fireball style link posts. Simply add a link setting in your page header:
link: http://daringfireball.net
And your blog title becomes a link directly to that link you specified. Easy peasy!
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You can edit this by modifying the modules/sidebar/default.md page.
modules/sidebar/default.md
To reorder things in the sidebar you need to modify the partials/sidebar.html.twig template file.
partials/sidebar.html.twig
Dark Quark