--- a/mercurial/bundle2.py	Wed Feb 20 14:57:00 2019 -0500
+++ b/mercurial/bundle2.py	Wed Feb 20 15:02:59 2019 -0500
@@ -1664,6 +1664,7 @@
                     mandatory=False)
 
 def _formatrequirementsspec(requirements):
+    requirements = [req for req in requirements if req != "shared"]
     return urlreq.quote(','.join(sorted(requirements)))
 
 def _formatrequirementsparams(requirements):