Your ROOT_URL in app.ini is https://git.cloudchain.link/ but you are visiting https://dash.bss.nz/open-source-mirrors/Sonarr/src/commit/77bb790672b7c79045af43ebcbad2724e1c94cc8/.nuget You should set ROOT_URL correctly, otherwise the web may not work correctly.
Sonarr/.nuget
..
NuGet.Config
NuGet.exe
NuGet.targets