--- a/libraries/source/spidermonkey/build.sh	2025-07-20 09:04:51.166563011 +0200
+++ b/libraries/source/spidermonkey/build.sh	2025-07-20 09:05:05.010183649 +0200
@@ -48,8 +48,8 @@
 fi
 
 # unpack
-rm -Rf "${FOLDER}"
-"${TAR}" xfJ "${FOLDER}.tar.xz"
+#rm -Rf "${FOLDER}"
+#"${TAR}" xfJ "${FOLDER}.tar.xz"
 
 # patch
 (
--- a/libraries/source/cxxtest-4.4/build.sh	2025-07-20 09:05:54.328960135 +0200
+++ b/libraries/source/cxxtest-4.4/build.sh	2025-07-20 09:06:06.904645296 +0200
@@ -41,8 +41,8 @@
 fi
 
 # unpack
-rm -Rf "cxxtest-${PV}"
-"${TAR}" -xf "cxxtest-${PV}.tar.gz"
+#rm -Rf "cxxtest-${PV}"
+#"${TAR}" -xf "cxxtest-${PV}.tar.gz"
 
 # patch
 patch -d "cxxtest-${PV}" -p1 <patches/0001-Add-Debian-python3-patch.patch
--- a/libraries/source/fcollada/build.sh	2025-07-20 09:06:43.431724677 +0200
+++ b/libraries/source/fcollada/build.sh	2025-07-20 09:06:54.919433333 +0200
@@ -43,8 +43,8 @@
 fi
 
 # unpack
-rm -Rf fcollada-${PV}
-"${TAR}" xf fcollada-${PV}.tar.xz
+#rm -Rf fcollada-${PV}
+#"${TAR}" xf fcollada-${PV}.tar.xz
 
 # build
 (
--- a/libraries/source/nvtt/build.sh	2025-07-20 09:07:03.352218930 +0200
+++ b/libraries/source/nvtt/build.sh	2025-07-20 09:07:16.270889606 +0200
@@ -43,8 +43,8 @@
 fi
 
 # unpack
-rm -Rf nvtt-${PV}
-"${TAR}" xf nvtt-${PV}.tar.xz
+#rm -Rf nvtt-${PV}
+#"${TAR}" xf nvtt-${PV}.tar.xz
 
 # patch
 patch -d nvtt-${PV} -p1 <patches/0001-Don-t-overspecify-flags.patch
