Update docs/services/koji.md

Closes LOS-1087

docs/services/koji.md

@@ -14,9 +14,13 @@ Build RPM from source rpms file or from git repository, mainly gitlab at CERN.
 
 ## Usage
 
-Please read the [documentation](https://twiki.cern.ch/twiki/bin/view/LinuxSupport/BuildingRPMswithKoji).
+Please read the [documentation](https://linux.web.cern.ch/koji/).
+
+Accessing CERN Koji can also be done through this [link](https://koji.cern.ch/).
 
 The recommended way to build RPMs using Koji and Gitlab's CI infrastructure is documented here:
 <https://gitlab.cern.ch/linuxsupport/rpmci>
 
 And it was presented in this [ASDF session](https://indico.cern.ch/event/884283/#17-rpmci-building-rpms-in-your)
+
+[//] # I think that it could be nice to add the link from the linux website for more detailed information (https://linux.web.cern.ch/koji/). LMK what you think