diff --git a/defaults/main.yaml b/defaults/main.yaml
index 743e51d..4a45e8b 100644
--- a/defaults/main.yaml
+++ b/defaults/main.yaml
@@ -69,7 +69,8 @@ nodepool_file_launcher_logging_conf_src: etc/nodepool/launcher-logging.conf
 # tasks/install.yaml
 nodepool_git_dest: /opt/ansible-role-nodepool/git/openstack-infra/nodepool
 nodepool_git_uri: https://git.openstack.org/openstack-infra/nodepool
-nodepool_git_version: master
+# nodepool_git_refspec:
+# nodepool_git_version:
 
 nodepool_install_method: git
 
diff --git a/tasks/install/git.yaml b/tasks/install/git.yaml
index a5af6bd..7295a1e 100644
--- a/tasks/install/git.yaml
+++ b/tasks/install/git.yaml
@@ -16,8 +16,9 @@
   become: yes
   git:
     dest: "{{ nodepool_git_dest }}"
+    refspec: "{{ nodepool_git_refspec|default(omit) }}"
     repo: "{{ nodepool_git_uri }}"
-    version: "{{ nodepool_git_version }}"
+    version: "{{ nodepool_git_version|default(omit) }}"
 
 - name: Set nodepool_pip_name to local git repo.
   set_fact: