How to install and uninstall the Mullvad VPN app on Linux.
You can easily add them by following the instructions on their site.
On immutable fedora it can be done via
curl -o - https://repository.mullvad.net/rpm/stable/mullvad.repo | sudo tee /etc/yum.repos.d/mullvad.repo
rpm-ostree uninstall mullvad-vpn --install mullvad-vpn
# after reboot, if not working
sudo systemctl start mullvad-daemon
I think you can just replace wget with curl.
Alternatively -O - I think.
You can't use the path directly because of permissions. And you shouldn't run wget with root permissions.
Because wget doesn't use standard output for the downloaded file by default, instead it creates a file with the name in the url in the workingdir. If you want it to use standard output you need -O -