Fix some wrong behavior with sysroot option.

Fix reading the outdated caches.
Apply a patch to make it MT-safe more.

fontconfig-fix-test-without-bwrap.patch

@@ -1,29 +0,0 @@
-From 8bddcb113779178e5b5ed711db08d9bfbff924cc Mon Sep 17 00:00:00 2001
-From: Akira TAGOH <akira@tagoh.org>
-Date: Thu, 5 Dec 2019 19:55:06 +0900
-Subject: [PATCH] Fix a test fail when no bwrap was available
-
-Fixes https://gitlab.freedesktop.org/fontconfig/fontconfig/issues/201
----
- test/run-test.sh | 5 ++---
- 1 file changed, 2 insertions(+), 3 deletions(-)
-
-diff --git a/test/run-test.sh b/test/run-test.sh
-index e1ee6d00..9b2e54bb 100644
---- a/test/run-test.sh
-+++ b/test/run-test.sh
-@@ -40,9 +40,8 @@ ECHO=true
- FCLIST="$LOG_COMPILER ../fc-list/fc-list$EXEEXT"
- FCCACHE="$LOG_COMPILER ../fc-cache/fc-cache$EXEEXT"
- 
--which bwrap > /dev/null 2>&1
--if [ $? -eq 0 ]; then
--    BWRAP=`which bwrap`
-+if [ -x "$(command -v bwrap)" ]; then
-+    BWRAP="$(command -v bwrap)"
- fi
- 
- FONT1=$TESTDIR/4x6.pcf
--- 
-2.25.0
-

fontconfig-fix-test.patch

@@ -0,0 +1,12 @@
+diff -pruN fontconfig-2.13.92.orig/test/run-test.sh fontconfig-2.13.92/test/run-test.sh
+--- fontconfig-2.13.92.orig/test/run-test.sh	2020-01-30 20:19:55.148680493 +0900
++++ fontconfig-2.13.92/test/run-test.sh	2020-01-30 20:25:48.604550017 +0900
+@@ -409,7 +409,7 @@ rm -rf $MYCACHEBASEDIR $MYCONFIG my-font
+ 
+ fi # if [ "x$EXEEXT" = "x" ]
+ 
+-if [ -x $BUILDTESTDIR/test-crbug1004254 ]; then
++if [ -x $BUILDTESTDIR/test-crbug1004254 -a -x /usr/bin/curl ]; then
+     dotest "MT-safe global config"
+     prep
+     curl -s -o $FONTDIR/noto.zip https://noto-website-2.storage.googleapis.com/pkgs/NotoSans-hinted.zip

fontconfig.spec

@@ -26,7 +26,7 @@ Patch4:		%{name}-drop-lang-from-pkgkit-format.patch
 Patch5:		%{name}-sysroot.patch
 Patch6:		%{name}-read-latest-cache.patch
 Patch7:		%{name}-mt.patch
-Patch8:		%{name}-fix-test-without-bwrap.patch
+Patch8:		%{name}-fix-test.patch
 
 BuildRequires:	expat-devel
 BuildRequires:	freetype-devel >= %{freetype_version}