- On https://github.com/jgm/pandoc/releases, you'll see a list of Pandoc releases.
- Click one of them to see the available files in that release.
- You can right click a given link to copy its URL to put that into a script.
- The gist of the following script (which you can put in your postInstall is to
cURL a modern pandoc release, move the binaries to where they'll be found, and deletes everything else:
curl -L https://github.com/jgm/pandoc/releases/download/188.8.131.52/pandoc-184.108.40.206-linux-amd64.tar.gz | tar xz
mv ./pandoc-220.127.116.11/bin/pandoc /usr/bin
mv ./pandoc-18.104.22.168/bin/pandoc-citeproc /usr/bin
rm -rf ./pandoc-22.214.171.124/