restrict-mirror.patch

diff --git a/cnf/make.globals b/cnf/make.globals
index f951bb3..9716371 100644
--- a/cnf/make.globals
+++ b/cnf/make.globals
@@ -80,7 +80,7 @@ FEATURES="assume-digests binpkg-docompress binpkg-dostrip binpkg-logs
           fixlafiles ipc-sandbox merge-sync multilib-strict
           network-sandbox news parallel-fetch pid-sandbox
           preserve-libs protect-owned qa-unresolved-soname-deps
-          sandbox sfperms strict
+          restrict-mirror sandbox sfperms strict
           unknown-features-warn unmerge-logs unmerge-orphans userfetch
           userpriv usersandbox usersync"
 
diff --git a/lib/portage/const.py b/lib/portage/const.py
index 10a208c..f7a2e6e 100644
--- a/lib/portage/const.py
+++ b/lib/portage/const.py
@@ -188,6 +188,7 @@ SUPPORTED_FEATURES = frozenset(
         "protect-owned",
         "python-trace",
         "qa-unresolved-soname-deps",
+        "restrict-mirror",
         "sandbox",
         "selinux",
         "sesandbox",
diff --git a/lib/portage/package/ebuild/fetch.py b/lib/portage/package/ebuild/fetch.py
index 0ecad16..d8cfddb 100644
--- a/lib/portage/package/ebuild/fetch.py
+++ b/lib/portage/package/ebuild/fetch.py
@@ -799,7 +799,7 @@ def fetch(
     userfetch = portage.data.secpass >= 2 and "userfetch" in features
 
     # 'nomirror' is bad/negative logic. You Restrict mirroring, not no-mirroring.
-    restrict_mirror = "mirror" in restrict or "nomirror" in restrict
+    restrict_mirror = "mirror" in restrict or "nomirror" in restrict or "restrict-mirror" in features
     if restrict_mirror:
         if ("mirror" in features) and ("lmirror" not in features):
             # lmirror should allow you to bypass mirror restrictions.