add "98-default-mac-none.link" to keep default MAC address of bridge/bond/team

https://bugzilla.redhat.com/show_bug.cgi?id=2107754
https://fedoraproject.org/wiki/Changes/MAC_Address_Policy_none
https://lists.fedoraproject.org/archives/list/devel@lists.fedoraproject.org/thread/FZGH473ZUGPXK2E3GOEQ5TBLJ62FYJBC/

98-default-mac-none.link

@@ -0,0 +1,20 @@
+# SPDX-License-Identifier: MIT-0
+#
+# This config file is installed as part of systemd.
+# It may be freely copied and edited (following the MIT No Attribution license).
+#
+# To make local modifications, one of the following methods may be used:
+# 1. add a drop-in file that extends this file by creating the
+#    /etc/systemd/network/99-default.link.d/ directory and creating a
+#    new .conf file there.
+# 2. copy this file into /etc/systemd/network or one of the other paths checked
+#    by systemd-udevd and edit it there.
+# This file should not be edited in place, because it'll be overwritten on upgrades.
+
+[Match]
+Kind=bridge bond team
+
+[Link]
+NamePolicy=keep kernel database onboard slot path
+AlternativeNamesPolicy=database onboard slot path
+MACAddressPolicy=none

split-files.py

@@ -138,6 +138,7 @@ for file in files(buildroot):
                        pstore|
                        sleep|suspend|hibernate|
                        systemd-tmpfiles-setup-dev|
+                       network/98-default-mac-none.link|
                        network/99-default.link|
                        growfs|makefs|makeswap|mkswap|
                        fsck|

systemd.spec

@@ -76,6 +76,8 @@ Source22:       sysusers.attr
 Source23:       sysusers.prov
 Source24:       sysusers.generate-pre.sh
 
+Source25:       98-default-mac-none.link
+
 %if 0
 GIT_DIR=../../src/systemd/.git git format-patch-ab --no-signature -M -N v235..v235-stable
 i=1; for j in 00*patch; do printf "Patch%04d:      %s\n" $i $j; i=$((i+1));done|xclip
@@ -741,6 +743,9 @@ install -Dm0644 -t %{buildroot}%{system_unit_dir}/user-.slice.d/ %{SOURCE15}
 install -Dm0644 -t %{buildroot}%{system_unit_dir}/system.slice.d/ %{SOURCE15}
 install -Dm0644 -t %{buildroot}%{user_unit_dir}/slice.d/ %{SOURCE15}
 
+# https://bugzilla.redhat.com/show_bug.cgi?id=2107754
+install -Dm0664 -t %{buildroot}%{_prefix}/lib/systemd/network/ %{SOURCE25}
+
 sed -i 's|#!/usr/bin/env python3|#!%{__python3}|' %{buildroot}/usr/lib/systemd/tests/run-unit-tests.py
 
 install -m 0644 -D -t %{buildroot}%{_rpmconfigdir}/macros.d/ %{SOURCE21}