diff --git a/Jenkinsfile b/Jenkinsfile
index 2a6b8df1bd..a5a2c6ca35 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -484,7 +484,7 @@ def get_docker_options(){
     // on some machines the group ids for video and render groups may not be the same as in the docker image!
     def video_id = sh(returnStdout: true, script: 'getent group video | cut -d: -f3')
     def render_id = sh(returnStdout: true, script: 'getent group render | cut -d: -f3')
-    dockerOpts = dockerOpts + " --group-add=${video_id} --group-add=${render_id} "
+    dockerOpts = dockerOpts + " --group-add=${video_id} --group-add=${render_id} -v /var/jenkins/ref-repo/:/var/jenkins/ref-repo/ "
     echo "Docker flags: ${dockerOpts}"
     return dockerOpts
 }
@@ -1294,8 +1294,8 @@ pipeline {
             description: "Run CK_BUILDER tests (default: ON)")
         booleanParam(
             name: "RUN_ALL_UNIT_TESTS",
-            defaultValue: true,
-            description: "Run all unit tests (default: ON)")
+            defaultValue: false,
+            description: "Run all unit tests (default: OFF)")
         booleanParam(
             name: "RUN_PYTORCH_TESTS",
             defaultValue: false,
diff --git a/script/dependency-parser/src/selective_test_filter.py b/script/dependency-parser/src/selective_test_filter.py
index 83f7f7eebe..782fac5606 100644
--- a/script/dependency-parser/src/selective_test_filter.py
+++ b/script/dependency-parser/src/selective_test_filter.py
@@ -34,6 +34,13 @@ import os
 def get_changed_files(ref1, ref2):
     """Return a set of files changed between two git refs."""
     try:
+        result = subprocess.run(
+            ["pwd"],
+            capture_output=True,
+            text=True,
+            check=True,
+        )
+        print("cwd:", result.stdout)
         result = subprocess.run(
             ["git", "diff", "--name-only", ref1, ref2],
             capture_output=True,
@@ -43,7 +50,9 @@ def get_changed_files(ref1, ref2):
         files = set(line.strip() for line in result.stdout.splitlines() if line.strip())
         return files
     except subprocess.CalledProcessError as e:
-        print(f"Error running git diff: {e}")
+        print(f"Command '{e.cmd}' returned non-zero exit status {e.returncode}.")
+        print(f"Error output: {e.stderr}")
+        print(f"Standard output: {e.stdout}")
         sys.exit(1)