diff --git a/swh/lister/launchpad/lister.py b/swh/lister/launchpad/lister.py
--- a/swh/lister/launchpad/lister.py
+++ b/swh/lister/launchpad/lister.py
@@ -11,7 +11,8 @@
 import iso8601
 from launchpadlib.launchpad import Launchpad
 from lazr.restfulclient.errors import RestfulError
-from lazr.restfulclient.resource import Collection
+from lazr.restfulclient.resource import Collection, Resource
+from tenacity.before_sleep import before_sleep_log
 
 from swh.lister.utils import retry_if_exception, throttling_retry
 from swh.scheduler.interface import SchedulerInterface
@@ -99,10 +100,13 @@
                     d[attribute_name] = date_last_modified.isoformat()
         return d
 
-    @throttling_retry(retry=retry_if_restful_error)
+    @throttling_retry(
+        retry=retry_if_restful_error,
+        before_sleep=before_sleep_log(logger, logging.WARNING),
+    )
     def _page_request(
         self, launchpad, vcs_type: str, date_last_modified: Optional[datetime]
-    ) -> Optional[Collection]:
+    ) -> Collection:
         """Querying the page of results for a given vcs_type since the date_last_modified. If
         some issues occurs, this will deal with the retrying policy.
 
@@ -135,13 +139,19 @@
                     launchpad, vcs_type, self.date_last_modified[vcs_type]
                 )
             except RestfulError as e:
-                logger.warning("Listing %s origins raised %s", vcs_type, e)
+                logger.warning("Listing %s origins raised %s, skipping", vcs_type, e)
                 result = None
             if not result:
                 continue
             yield vcs_type, result
 
-    @throttling_retry(retry=retry_if_restful_error)
+    @throttling_retry(
+        retry=retry_if_restful_error,
+        before_sleep=before_sleep_log(logger, logging.WARNING),
+    )
+    def get_next_repo(self, repos_it: Iterator[Resource]) -> Resource:
+        return next(repos_it)
+
     def get_origins_from_page(self, page: LaunchpadPageType) -> Iterator[ListedOrigin]:
         """
         Iterate on all git repositories and yield ListedOrigin instances.
@@ -149,8 +159,17 @@
         assert self.lister_obj.id is not None
 
         vcs_type, repos = page
-
-        for repo in repos:
+        repos_it = iter(repos)
+        while True:
+            try:
+                repo = self.get_next_repo(repos_it)
+            except RestfulError as e:
+                logger.warning(
+                    "Fetch %s origin detail raised %s, skipping", vcs_type, e
+                )
+                continue
+            except StopIteration:
+                break
             origin_url = origin(vcs_type, repo)
 
             # filter out origins with invalid URL
diff --git a/swh/lister/launchpad/tests/test_lister.py b/swh/lister/launchpad/tests/test_lister.py
--- a/swh/lister/launchpad/tests/test_lister.py
+++ b/swh/lister/launchpad/tests/test_lister.py
@@ -26,18 +26,23 @@
 class _Collection:
     entries: List[_Repo] = []
 
-    def __init__(self, file):
-        self.entries = [_Repo(r) for r in file]
+    def __init__(self, repos):
+        self.repos = repos
+        self.it = iter(self.repos)
+
+    def __next__(self):
+        return next(self.it)
 
     def __getitem__(self, key):
-        return self.entries[key]
+        return self.repos[key]
 
     def __len__(self):
-        return len(self.entries)
+        return len(self.repos)
 
 
 def _launchpad_response(datadir, datafile):
-    return _Collection(json.loads(Path(datadir, datafile).read_text()))
+    repos = json.loads(Path(datadir, datafile).read_text())
+    return _Collection([_Repo(r) for r in repos])
 
 
 @pytest.fixture
@@ -194,7 +199,9 @@
 def test_launchpad_lister_invalid_url_filtering(
     swh_scheduler, mocker,
 ):
-    invalid_origin = [_Repo({"git_https_url": "tag:launchpad.net:2008:redacted",})]
+    invalid_origin = _Collection(
+        [_Repo({"git_https_url": "tag:launchpad.net:2008:redacted",})]
+    )
     _mock_launchpad(mocker, invalid_origin)
     lister = LaunchpadLister(scheduler=swh_scheduler)
     stats = lister.run()
@@ -213,7 +220,7 @@
             "date_last_modified": "2021-01-14 21:05:31.231406+00:00",
         }
     )
-    origins = [origin, origin]
+    origins = _Collection([origin, origin])
     _mock_launchpad(mocker, origins)
     lister = LaunchpadLister(scheduler=swh_scheduler)
     stats = lister.run()