texlive: add historic TeX mirrors to mirrors.nix (#518480)

pkgs/build-support/fetchurl/mirrors.nix

@@ -332,6 +332,17 @@
     "https://test.pypi.io/packages/source/"
   ];
 
+  # TeX historic archive (see https://tug.org/historic/)
+  texhistoric = [
+    "https://ftp.math.utah.edu/pub/tex/historic/"
+    "https://texlive.info/historic/"
+    "https://ftp.tu-chemnitz.de/pub/tug/historic/"
+    "https://pi.kwarc.info/historic/"
+    "https://mirrors.tuna.tsinghua.edu.cn/tex-historic-archive/"
+    "https://mirror.nju.edu.cn/tex-historic/"
+    "ftp://tug.org/texlive/historic/"
+  ];
+
   ### Linux distros
 
   # CentOS

pkgs/tools/typesetting/tex/texlive/bin.nix

@@ -143,10 +143,7 @@ let
   common = {
     # initial TeX Live 2025 release
     # src = fetchurl {
-    #   urls = [
-    #     "http://ftp.math.utah.edu/pub/tex/historic/systems/texlive/${year}/texlive-${year}0308-source.tar.xz"
-    #     "ftp://tug.ctan.org/pub/tex/historic/systems/texlive/${year}/texlive-${year}0308-source.tar.xz"
-    #   ];
+    #   url = "mirror://texhistoric/systems/texlive/${year}/texlive-${year}0308-source.tar.xz";
     #   hash = "sha256-//2xo9FDwXekOYoiKaQNaojxgJjl9tz9V2SMnyQXSQ8=";
     # };
 

pkgs/tools/typesetting/tex/texlive/default.nix

@@ -156,8 +156,7 @@ let
         [
           # tlnet-final snapshot; used when texlive.tlpdb is frozen
           # the TeX Live yearly freeze typically happens in mid-March
-          "http://ftp.math.utah.edu/pub/tex/historic/systems/texlive/${toString version.texliveYear}/tlnet-final"
-          "ftp://tug.org/texlive/historic/${toString version.texliveYear}/tlnet-final"
+          "mirror://texhistoric/systems/texlive/${toString version.texliveYear}/tlnet-final"
         ]
       else
         [