[macOS] Pin version for tcl/tk and pkg-config

images/macos/scripts/build/install-pkg-config.sh

@@ -7,15 +7,9 @@
 source ~/utils/utils.sh
 
 echo "Installing pkg-config..."
-pkg_config_tar=$(download_with_retry "https://pkgconfig.freedesktop.org/releases/pkg-config-0.29.2.tar.gz")
-pkg_config_sha256="6fc69c01688c9458a57eb9a1664c9aba372ccda420a02bf4429fe610e7e7d591"
-use_checksum_comparison $pkg_config_tar $pkg_config_sha256
-# Extract the tarball and get the directory name
-tar -xzf "$pkg_config_tar"
-pkg_config=$(tar -tf "$pkg_config_tar" | head -1 | cut -f1 -d"/")
-install "$pkg_config" /usr/local/bin/pkg-config
 
-# Create a symlink to /usr/local/bin
-ln -sf $(which pkg-config) /usr/local/bin/pkg-config
+brew tap-new my-org/old-formulas
+brew extract pkg-config my-org/old-formulas --version=0.29.2
+brew install my-org/old-formulas/[email protected]
 
 invoke_tests "Common" "pkg-config"