diff --git a/recipes/roller.py b/recipes/roller.py
index 261fd36..e3a9288 100644
--- a/recipes/roller.py
+++ b/recipes/roller.py
@@ -32,6 +32,7 @@
     'fuchsia/git_roll_util',
     'fuchsia/gitiles',
     'fuchsia/roll_commit_message',
+    'pigweed/abandon_old_changes',
     'pigweed/bazel_roll',
     'pigweed/checkout',
     'pigweed/cipd_roll',
@@ -52,6 +53,8 @@
     api: recipe_api.RecipeScriptApi,
     props: InputProperties,
 ):
+    api.abandon_old_changes(host=props.checkout_options.remote)
+
     # The checkout module will try to use trigger data to pull in a specific
     # patch. Since the triggering commit is in a different repository that
     # needs to be disabled.