diff --git a/docs_user/modules/proc_adopting-compute-services-to-the-data-plane.adoc b/docs_user/modules/proc_adopting-compute-services-to-the-data-plane.adoc
index 7d5f4b59e..00cbf95ee 100644
--- a/docs_user/modules/proc_adopting-compute-services-to-the-data-plane.adoc
+++ b/docs_user/modules/proc_adopting-compute-services-to-the-data-plane.adoc
@@ -531,13 +531,15 @@ ifeval::["{build}" != "downstream"]
         edpm_bootstrap_command: |
           # This is a hack to deploy RDO Delorean repos to RHEL as if it were Centos 9 Stream
           set -euxo pipefail
-          curl -sL https://github.com/openstack-k8s-operators/repo-setup/archive/refs/heads/main.tar.gz | tar -xz
+          REPO_SETUP_URL="https://github.com/openstack-k8s-operators/repo-setup/archive/4552fa02b6bc28c542d6aa8bc0ec9d15291b5ff3.tar.gz"
+          mkdir -p repo-setup-dir
+          curl -sL "$REPO_SETUP_URL" | tar -xz -C repo-setup-dir --strip-components=1
           python3 -m venv ./venv
-          PBR_VERSION=0.0.0 ./venv/bin/pip install ./repo-setup-main
+          PBR_VERSION=0.0.0 ./venv/bin/pip install ./repo-setup-dir
           sudo ./venv/bin/repo-setup current-podified -b antelope -d centos9 --stream
           sudo dnf -y upgrade openstack-selinux
           sudo rm -f /run/virtlogd.pid
-          sudo rm -rf repo-setup-main
+          sudo rm -rf repo-setup-dir
 endif::[]
 ifeval::["{build}" == "downstream"]
         edpm_bootstrap_command: |
diff --git a/docs_user/modules/proc_adopting-networker-services-to-the-data-plane.adoc b/docs_user/modules/proc_adopting-networker-services-to-the-data-plane.adoc
index bf6f54e49..b58f7d4d3 100644
--- a/docs_user/modules/proc_adopting-networker-services-to-the-data-plane.adoc
+++ b/docs_user/modules/proc_adopting-networker-services-to-the-data-plane.adoc
@@ -236,11 +236,13 @@ ifeval::["{build}" != "downstream"]
         edpm_bootstrap_command: |
           # This is a hack to deploy RDO Delorean repos to RHEL as if it were Centos 9 Stream
           set -euxo pipefail
-          curl -sL https://github.com/openstack-k8s-operators/repo-setup/archive/refs/heads/main.tar.gz | tar -xz
+          REPO_SETUP_URL="https://github.com/openstack-k8s-operators/repo-setup/archive/4552fa02b6bc28c542d6aa8bc0ec9d15291b5ff3.tar.gz"
+          mkdir -p repo-setup-dir
+          curl -sL "$REPO_SETUP_URL" | tar -xz -C repo-setup-dir --strip-components=1
           python3 -m venv ./venv
-          PBR_VERSION=0.0.0 ./venv/bin/pip install ./repo-setup-main
+          PBR_VERSION=0.0.0 ./venv/bin/pip install ./repo-setup-dir
           sudo ./venv/bin/repo-setup current-podified -b antelope -d centos9 --stream
-          sudo rm -rf repo-setup-main
+          sudo rm -rf repo-setup-dir
 endif::[]
 
         gather_facts: false
diff --git a/docs_user/modules/proc_converting-object-storage-nodes.adoc b/docs_user/modules/proc_converting-object-storage-nodes.adoc
index ec1642e8d..744338704 100644
--- a/docs_user/modules/proc_converting-object-storage-nodes.adoc
+++ b/docs_user/modules/proc_converting-object-storage-nodes.adoc
@@ -194,13 +194,15 @@ ifeval::["{build}" != "downstream"]
         edpm_bootstrap_command: |
           # This is a hack to deploy RDO Delorean repos to RHEL as if it were Centos 9 Stream
           set -euxo pipefail
-          curl -sL https://github.com/openstack-k8s-operators/repo-setup/archive/refs/heads/main.tar.gz | tar -xz
+          REPO_SETUP_URL="https://github.com/openstack-k8s-operators/repo-setup/archive/4552fa02b6bc28c542d6aa8bc0ec9d15291b5ff3.tar.gz"
+          mkdir -p repo-setup-dir
+          curl -sL "$REPO_SETUP_URL" | tar -xz -C repo-setup-dir --strip-components=1
           python3 -m venv ./venv
-          PBR_VERSION=0.0.0 ./venv/bin/pip install ./repo-setup-main
+          PBR_VERSION=0.0.0 ./venv/bin/pip install ./repo-setup-dir
           sudo ./venv/bin/repo-setup current-podified -b antelope -d centos9 --stream
           sudo dnf -y upgrade openstack-selinux
           sudo rm -f /run/virtlogd.pid
-          sudo rm -rf repo-setup-main
+          sudo rm -rf repo-setup-dir
 endif::[]
 ifeval::["{build}" == "downstream"]
         rhc_release: 9.2
diff --git a/tests/roles/common_defaults/defaults/main.yaml b/tests/roles/common_defaults/defaults/main.yaml
index f1b9abca7..a9acfe85d 100644
--- a/tests/roles/common_defaults/defaults/main.yaml
+++ b/tests/roles/common_defaults/defaults/main.yaml
@@ -2,6 +2,9 @@
 # sensitive data.
 use_no_log: true
 
+# URL for the repo-setup tarball, pinned to a specific SHA
+repo_setup_url: "https://github.com/openstack-k8s-operators/repo-setup/archive/4552fa02b6bc28c542d6aa8bc0ec9d15291b5ff3.tar.gz"
+
 # Network configuration for IPv4/IPv6 support
 ipv6_enabled: false
 internalapi_prefix: "172.17.0"
diff --git a/tests/roles/dataplane_adoption/defaults/main.yaml b/tests/roles/dataplane_adoption/defaults/main.yaml
index 0da60d090..52ea7408f 100644
--- a/tests/roles/dataplane_adoption/defaults/main.yaml
+++ b/tests/roles/dataplane_adoption/defaults/main.yaml
@@ -105,9 +105,10 @@ edpm_nodes:
 edpm_bootstrap_command: |
   # This is a hack to deploy RDO Delorean repos to RHEL as if it were Centos 9 Stream
   set -euxo pipefail
-  curl -sL https://github.com/openstack-k8s-operators/repo-setup/archive/refs/heads/main.tar.gz | tar -xz
+  mkdir -p repo-setup-dir
+  curl -sL "{{ repo_setup_url }}" | tar -xz -C repo-setup-dir --strip-components=1
   python3 -m venv ./venv
-  PBR_VERSION=0.0.0 ./venv/bin/pip install ./repo-setup-main
+  PBR_VERSION=0.0.0 ./venv/bin/pip install ./repo-setup-dir
   ./venv/bin/repo-setup current-podified -b antelope -d centos9 --stream
   {%+ if compute_adoption|bool +%}
   # Exclude ceph-common-18.2.7|8|9 as it's pulling newer openssl not compatible
diff --git a/tests/roles/swift_conversion/defaults/main.yaml b/tests/roles/swift_conversion/defaults/main.yaml
index 86e63931c..db1c5014d 100644
--- a/tests/roles/swift_conversion/defaults/main.yaml
+++ b/tests/roles/swift_conversion/defaults/main.yaml
@@ -13,11 +13,12 @@ edpm_user: root
 edpm_bootstrap_command: |
   # This is a hack to deploy RDO Delorean repos to RHEL as if it were Centos 9 Stream
   set -euxo pipefail
-  curl -sL https://github.com/openstack-k8s-operators/repo-setup/archive/refs/heads/main.tar.gz | tar -xz
+  mkdir -p repo-setup-dir
+  curl -sL "{{ repo_setup_url }}" | tar -xz -C repo-setup-dir --strip-components=1
   python3 -m venv ./venv
-  PBR_VERSION=0.0.0 ./venv/bin/pip install ./repo-setup-main
+  PBR_VERSION=0.0.0 ./venv/bin/pip install ./repo-setup-dir
   ./venv/bin/repo-setup current-podified -b antelope -d centos9 --stream
-  rm -rf repo-setup-main
+  rm -rf repo-setup-dir
 
 swift_conversion_nodeset: |
   apiVersion: dataplane.openstack.org/v1beta1