This is a bash script to install and upgrade Tailscale in unsupported countries — in case if you get HTTP 451 while trying to download package. Works at least on Ubuntu 22.04 (but probably with Debian and other Ubuntu versions as well).
Usage:
git clone https://gist.github.com/8b2a6244e124766ee0d6396389ac7f34.git tailscale-install-451 && cd tailscale-install-451
./tailscale-install-451.sh host1 host2 ...