diff --git a/qa/tasks/workunit.py b/qa/tasks/workunit.py
index 8ab9681c2c3..fa64edc764b 100644
--- a/qa/tasks/workunit.py
+++ b/qa/tasks/workunit.py
@@ -321,6 +321,7 @@ def _run_tests(ctx, refspec, role, tests, env, subdir=None, timeout=None):
                 run.Raw('&&'),
                 'git',
                 'clone',
+                '--depth=1',
                 git_url,
                 clonedir,
                 run.Raw('&&'),
@@ -348,6 +349,7 @@ def _run_tests(ctx, refspec, role, tests, env, subdir=None, timeout=None):
                 run.Raw('&&'),
                 'git',
                 'clone',
+                '--depth=1',
                 alt_git_url,
                 clonedir,
                 run.Raw('&&'),