diff --git a/examples/bootc/src/Containerfile b/examples/bootc/src/Containerfile
index a855da2..f5f10b3 100644
--- a/examples/bootc/src/Containerfile
+++ b/examples/bootc/src/Containerfile
@@ -1,4 +1,21 @@
 FROM quay.io/fedora/fedora-bootc:41
 
-RUN dnf install -y htop \
- && dnf clean all
+RUN <<EOF
+set -Eeuo pipefail
+
+# Install HTOP
+dnf install -y htop
+dnf clean all
+
+# Change root password
+echo root | passwd --stdin
+EOF
+
+# Update (later in the demo)
+#RUN <<EOF
+#set -Eeuo pipefail
+#
+#mkdir /opt/devoxx-2025
+#echo 'Hello, world!' > /opt/devoxx-2025/hello
+#EOF
+
diff --git a/examples/htop/tekton/pipeline.yaml b/examples/htop/tekton/pipeline.yaml
index 3e8624d..4ad31af 100644
--- a/examples/htop/tekton/pipeline.yaml
+++ b/examples/htop/tekton/pipeline.yaml
@@ -12,6 +12,9 @@ spec:
   params:
   - name: git-url
     type: string
+  - name: git-revision
+    type: string
+    default: main
   - name: image-name
     type: string
   - name: context-dir
diff --git a/examples/htop/tekton/pipelinerun.yaml b/examples/htop/tekton/pipelinerun.yaml
index 47bed08..6451f1c 100644
--- a/examples/htop/tekton/pipelinerun.yaml
+++ b/examples/htop/tekton/pipelinerun.yaml
@@ -8,6 +8,8 @@ spec:
   params:
   - name: git-url
     value: https://github.com/nmasse-itix/tekton-pipeline-multiarch.git
+  - name: git-revision
+    value: devoxx-france-2025
   - name: image-name
     value: quay.io/nmasse-redhat/htop-multiarch
   - name: context-dir
diff --git a/examples/nodejs/tekton/pipeline.yaml b/examples/nodejs/tekton/pipeline.yaml
index bb377b3..544d666 100644
--- a/examples/nodejs/tekton/pipeline.yaml
+++ b/examples/nodejs/tekton/pipeline.yaml
@@ -12,6 +12,9 @@ spec:
   params:
   - name: git-url
     type: string
+  - name: git-revision
+    type: string
+    default: main
   - name: image-name
     type: string
   - name: context-dir
diff --git a/examples/nodejs/tekton/pipelinerun.yaml b/examples/nodejs/tekton/pipelinerun.yaml
index c13e7ac..4ad8c5e 100644
--- a/examples/nodejs/tekton/pipelinerun.yaml
+++ b/examples/nodejs/tekton/pipelinerun.yaml
@@ -8,6 +8,8 @@ spec:
   params:
   - name: git-url
     value: https://github.com/nmasse-itix/tekton-pipeline-multiarch.git
+  - name: git-revision
+    value: devoxx-france-2025
   - name: image-name
     value: quay.io/nmasse-redhat/nodejs-hello-world-multiarch
   - name: context-dir
diff --git a/examples/quarkus/tekton/pipeline.yaml b/examples/quarkus/tekton/pipeline.yaml
index 199bc0d..3abc581 100644
--- a/examples/quarkus/tekton/pipeline.yaml
+++ b/examples/quarkus/tekton/pipeline.yaml
@@ -13,6 +13,9 @@ spec:
   params:
   - name: git-url
     type: string
+  - name: git-revision
+    type: string
+    default: main
   - name: image-name
     type: string
   - name: context-dir
diff --git a/examples/quarkus/tekton/pipelinerun.yaml b/examples/quarkus/tekton/pipelinerun.yaml
index b1ae5ba..37e4232 100644
--- a/examples/quarkus/tekton/pipelinerun.yaml
+++ b/examples/quarkus/tekton/pipelinerun.yaml
@@ -8,6 +8,8 @@ spec:
   params:
   - name: git-url
     value: https://github.com/nmasse-itix/tekton-pipeline-multiarch.git
+  - name: git-revision
+    value: devoxx-france-2025
   - name: image-name
     value: quay.io/nmasse-redhat/quarkus-getting-started-multiarch
   - name: context-dir