runtime: Package dotnet-host-2.2.4-x64.rpm is not signed

Steps to reproduce

dnf update dotnet-host

Expected behavior

successful update of the package to version 2.2.4-1

Actual behavior

Package                           Architecture                 Version                       Repository                                         Size

Upgrading:
 dotnet-host                       x86_64                       2.2.4-1                       packages-microsoft-com-prod                        44 k

Transaction Summary

Upgrade  1 Package

Total download size: 44 k
Is this ok [y/N]: y
Downloading Packages:
dotnet-host-2.2.4-x64.rpm                                                                                              81 kB/s |  44 kB     00:00    
--
Total                                                                                                                  80 kB/s |  44 kB     00:00     
Package dotnet-host-2.2.4-x64.rpm is not signed
The downloaded packages were saved in cache until the next successful transaction.
You can remove cached packages by executing 'dnf clean packages'.
Error: GPG check FAILED