diff --git a/swh/lister/gitlab/lister.py b/swh/lister/gitlab/lister.py
--- a/swh/lister/gitlab/lister.py
+++ b/swh/lister/gitlab/lister.py
@@ -88,11 +88,6 @@
             'origin_url': repo['http_url_to_repo'],
             'origin_type': 'git',
             'description': repo['description'],
-            # FIXME: How to determine the fork nature? Do we need that
-            # information? Variable `repo` holds a `count_fork` key
-            # which is the number of forks for that
-            # repository. Default to False for now.
-            'fork': False,
         }
 
     def transport_quota_check(self, response):
diff --git a/swh/lister/gitlab/models.py b/swh/lister/gitlab/models.py
--- a/swh/lister/gitlab/models.py
+++ b/swh/lister/gitlab/models.py
@@ -2,7 +2,7 @@
 # License: GNU General Public License version 3, or any later version
 # See top-level LICENSE file for more information
 
-from sqlalchemy import Column, Boolean, Integer, String
+from sqlalchemy import Column, Integer, String
 
 from ..core.models import ModelBase
 
@@ -15,8 +15,3 @@
     uid = Column(Integer, index=True)
     instance = Column(String, index=True)
     indexable = Column(Integer, index=True)
-    fork = Column(Boolean)
-
-    def __init__(self, *args, **kwargs):
-        self.fork = kwargs.pop('fork', False)
-        super().__init__(*args, **kwargs)