Index: head/contrib/subversion/subversion/svn/util.c
===================================================================
--- head/contrib/subversion/subversion/svn/util.c
+++ head/contrib/subversion/subversion/svn/util.c
@@ -352,6 +352,7 @@
   "Relnotes:",
   "Security:",
   "Sponsored by:",
+  "Pull Request:",
   "Differential Revision:",
 };
 
@@ -443,6 +444,7 @@
   if (sponsored_by != NULL)
 	  svn_stringbuf_appendcstr(default_msg, sponsored_by);
   svn_stringbuf_appendcstr(default_msg, APR_EOL_STR);
+  svn_stringbuf_appendcstr(default_msg, "Pull Request:\t" APR_EOL_STR);
   svn_stringbuf_appendcstr(default_msg, "Differential Revision:\t" APR_EOL_STR);
   svn_stringbuf_appendcstr(default_msg, EDITOR_EOF_PREFIX);
   svn_stringbuf_appendcstr(default_msg, APR_EOL_STR);
@@ -458,6 +460,7 @@
   svn_stringbuf_appendcstr(default_msg, "> Relnotes:                 Set to 'yes' for mention in release notes." APR_EOL_STR);
   svn_stringbuf_appendcstr(default_msg, "> Security:                 Vulnerability reference (one per line) or description." APR_EOL_STR);
   svn_stringbuf_appendcstr(default_msg, "> Sponsored by:             If the change was sponsored by an organization." APR_EOL_STR);
+  svn_stringbuf_appendcstr(default_msg, "> Pull Request:             https://github.com/freebsd/freebsd/pull/### (*full* GitHub URL needed)." APR_EOL_STR);
   svn_stringbuf_appendcstr(default_msg, "> Differential Revision:    https://reviews.freebsd.org/D### (*full* phabric URL needed)." APR_EOL_STR);
   svn_stringbuf_appendcstr(default_msg, "> Empty fields above will be automatically removed." APR_EOL_STR);
   svn_stringbuf_appendcstr(default_msg, APR_EOL_STR);
Index: svnadmin/hooks/scripts/log-police.py
===================================================================
--- svnadmin/hooks/scripts/log-police.py
+++ svnadmin/hooks/scripts/log-police.py
@@ -57,6 +57,7 @@
     if line == "Changes:": continue
     if line == "With hat:": continue
     if line == "Sponsored by:": continue
+    if line == "Pull Request:": continue
     if line == "Differential Revision:": continue
     s = s + line + "\n"
   s = s.rstrip() + "\n"