Add koji outage to the branching SOP

Signed-off-by: Tomas Hrcka <thrcka@redhat.com>

modules/release_guide/pages/sop_mass_branching.adoc

@@ -10,14 +10,29 @@ bugfix and polish mode.
 
 === Action
 
-==== Update fedscm-admin
+==== Send announcement
 
-Add the new release to fedscm-admin and create an update and send it to
-limb.
+One day before the mass branching, we send out announcemt because during mass branching,
+new koji builds for rawhide are disabled.
 
-Please take a look at the
-https://pagure.io/fedscm-admin/c/7862d58b5982803dbe4c47e0262c6ce78bc903db?branch=main[fedscm-admin
-commit].
+==== Dsiable rawhide builds in koji
+
+We need to configure outage in koji. Look at https://pagure.io/fedora-infra/ansible/pull-request/1528[this PR]
+
+===== Cancel all running build for rawhide
+
+List all running tasks and select onle those relevant for current branching.
+
+[attributes]
+``
+$ koji list-builds --state=0 --type=rpm | grep fc{branched} | awk '{print $1}'
+``
+
+Cancel each of those tasks
+
+``
+$ koji cancel <build>
+``
 
 ==== Repos to branch
 
@@ -541,7 +556,7 @@ And set current_rawhide variable.
 
 ===== Add new SLA to the toddlers App
 
-Use [this PR](https://pagure.io/fedora-infra/ansible/pull-request/1527) for reference and add new version to the config.
+Use https://pagure.io/fedora-infra/ansible/pull-request/1527[this PR] for reference and add new version to the config.
 
 === Consider Before Running