diff --git a/rcav2/env.py b/rcav2/env.py
index c53fab0..47df793 100644
--- a/rcav2/env.py
+++ b/rcav2/env.py
@@ -43,6 +43,7 @@ def __init__(
         self.logjuicer_report: rcav2.models.errors.Report | None = None
         self.zuul_info: ZuulInfo | None = None
         self.zuul_info_age = 0.0
+        self.repo_age = 0.0
         self.httpx = make_httpx_client(
             settings.SF_DOMAIN, settings.CA_BUNDLE_PATH, settings.COOKIE_FILE
         )
@@ -70,6 +71,14 @@ def __init__(
                 settings.SLACK_API_KEY, settings.SLACK_SEARCH_CHANNELS
             )
 
+    def repo_need_update(self):
+        """Return True if repo_age is older than 1 hour"""
+        now = time.time()
+        if now - self.repo_age > 3600:
+            self.repo_age = now
+            return True
+        return False
+
     def close(self):
         if self.cookie and self.cookie_path:
             with open(self.cookie_path, "w") as f:
diff --git a/rcav2/tools/zuul.py b/rcav2/tools/zuul.py
index b3c354a..6256bc5 100644
--- a/rcav2/tools/zuul.py
+++ b/rcav2/tools/zuul.py
@@ -82,7 +82,7 @@ def as_list(item: str | list[str]) -> list[str]:
     return item
 
 
-async def get_job_playbooks(info: ZuulInfo, job_name: str):
+async def get_job_playbooks(info: ZuulInfo, job_name: str, update: bool = False):
     plays: list[Path] = []
     while True:
         job = info.jobs.get(job_name)
@@ -90,7 +90,7 @@ async def get_job_playbooks(info: ZuulInfo, job_name: str):
             print(f"Unknown job: {job_name}")
             break
         if url := info.project_git(job.project):
-            path = await rcav2.tools.git.ensure_repo(url)
+            path = await rcav2.tools.git.ensure_repo(url, update)
             if job_def := read_job(path / job.path, job_name):
                 plays.extend(
                     map(lambda play: path / play, as_list(job_def.get("run", [])))
diff --git a/rcav2/workflows.py b/rcav2/workflows.py
index c759b0b..a8ed5cc 100644
--- a/rcav2/workflows.py
+++ b/rcav2/workflows.py
@@ -54,7 +54,8 @@ def load_job_description_file(dfile) -> str | None:
 async def job_from_model(env: Env, name: str, worker: Worker) -> Job | None:
     await worker.emit("Reading job plays...", event="progress")
     zuul_info = await rcav2.tools.zuul.ensure_zuul_info(env)
-    plays = await rcav2.tools.zuul.get_job_playbooks(zuul_info, name)
+    update = env.repo_need_update()
+    plays = await rcav2.tools.zuul.get_job_playbooks(zuul_info, name, update)
     if not plays:
         await worker.emit(f"Couldn't find job {name}", event="error")
         return None