--- a/mercurial/configitems.py Sun Jan 17 02:48:15 2021 +0100
+++ b/mercurial/configitems.py Sat Jan 16 01:02:03 2021 +0100
@@ -702,6 +702,13 @@
b'debug.peer-request',
default=False,
)
+# If discovery.exchange-heads is False, the discovery will not start with
+# remote head fetching and local head querying.
+coreconfigitem(
+ b'devel',
+ b'discovery.exchange-heads',
+ default=True,
+)
# If discovery.grow-sample is False, the sample size used in set discovery will
# not be increased through the process
coreconfigitem(