diff --git a/tools/toolchain/scripts/stage0/install_cmake.sh b/tools/toolchain/scripts/stage0/install_cmake.sh
index 8504f8d01f..8d6e267c37 100755
--- a/tools/toolchain/scripts/stage0/install_cmake.sh
+++ b/tools/toolchain/scripts/stage0/install_cmake.sh
@@ -22,10 +22,10 @@ case "${with_cmake}" in
     echo "==================== Installing CMake ===================="
     cmake_ver="3.22.1"
     if [ "${OPENBLAS_ARCH}" = "arm64" ]; then
-      cmake_arch="Linux-aarch64"
+      cmake_arch="linux-aarch64"
       cmake_sha256="ff886c6c16be867229a6c1fe4bc963ff77ae24187d5a8d64ef72a06f84c1a25c"
     elif [ "${OPENBLAS_ARCH}" = "x86_64" ]; then
-      cmake_arch="Linux-x86_64"
+      cmake_arch="linux-x86_64"
       cmake_sha256="808a712bcb039fd71f6960dca82a9befb977d8bdb074718218cf7646fd08bb7a"
     else
       report_error ${LINENO} \
@@ -41,7 +41,7 @@ case "${with_cmake}" in
         echo "cmake-${cmake_ver}-${cmake_arch}.sh is found"
       else
         download_pkg ${DOWNLOADER_FLAGS} ${cmake_sha256} \
-          https://github.com/Kitware/CMake/releases/download/v${cmake_ver}/cmake-${cmake_ver}-${cmake_arch}.sh
+          "https://www.cp2k.org/static/downloads/cmake-${cmake_ver}-${cmake_arch}.sh"
       fi
       echo "Installing from scratch into ${pkg_install_dir}"
       mkdir -p ${pkg_install_dir}
diff --git a/tools/toolchain/scripts/stage4/install_cosma.sh b/tools/toolchain/scripts/stage4/install_cosma.sh
index 4163b0c436..6b0251b6ea 100755
--- a/tools/toolchain/scripts/stage4/install_cosma.sh
+++ b/tools/toolchain/scripts/stage4/install_cosma.sh
@@ -35,8 +35,7 @@ case "$with_cosma" in
         echo "COSMA-v${cosma_ver}.tar.gz is found"
       else
         download_pkg ${DOWNLOADER_FLAGS} ${cosma_sha256} \
-          "https://github.com/eth-cscs/COSMA/releases/download/v${cosma_ver}/COSMA-v${cosma_ver}.tar.gz" \
-          -o COSMA-v${cosma_ver}.tar.gz
+          "https://www.cp2k.org/static/downloads/COSMA-v${cosma_ver}.tar.gz"
       fi
       echo "Installing from scratch into ${pkg_install_dir}"
       [ -d COSMA-${cosma_ver} ] && rm -rf COSMA-${cosma_ver}
diff --git a/tools/toolchain/scripts/stage6/install_plumed.sh b/tools/toolchain/scripts/stage6/install_plumed.sh
index 3ee4639b50..f424e56df4 100755
--- a/tools/toolchain/scripts/stage6/install_plumed.sh
+++ b/tools/toolchain/scripts/stage6/install_plumed.sh
@@ -36,7 +36,7 @@ case "$with_plumed" in
         echo "${plumed_pkg} is found"
       else
         download_pkg ${DOWNLOADER_FLAGS} ${plumed_sha256} \
-          "https://github.com/plumed/plumed2/releases/download/v${plumed_ver}/${plumed_pkg}"
+          "https://www.cp2k.org/static/downloads/${plumed_pkg}"
       fi
 
       [ -d plumed-${plumed_ver} ] && rm -rf plumed-${plumed_ver}
diff --git a/tools/toolchain/scripts/stage7/install_spglib.sh b/tools/toolchain/scripts/stage7/install_spglib.sh
index 34afd3b139..b4d3a4c19f 100755
--- a/tools/toolchain/scripts/stage7/install_spglib.sh
+++ b/tools/toolchain/scripts/stage7/install_spglib.sh
@@ -31,8 +31,7 @@ case "$with_spglib" in
         echo "spglib-${spglib_ver}.tar.gz is found"
       else
         download_pkg ${DOWNLOADER_FLAGS} ${spglib_sha256} \
-          https://github.com/atztogo/spglib/archive/v${spglib_ver}.tar.gz \
-          -o spglib-${spglib_ver}.tar.gz
+          "https://www.cp2k.org/static/downloads/spglib-${spglib_ver}.tar.gz"
       fi
 
       echo "Installing from scratch into ${pkg_install_dir}"
diff --git a/tools/toolchain/scripts/stage8/install_sirius.sh b/tools/toolchain/scripts/stage8/install_sirius.sh
index f114e67464..5ae5679d0a 100755
--- a/tools/toolchain/scripts/stage8/install_sirius.sh
+++ b/tools/toolchain/scripts/stage8/install_sirius.sh
@@ -95,8 +95,7 @@ case "$with_sirius" in
         echo "sirius_${sirius_ver}.tar.gz is found"
       else
         download_pkg ${DOWNLOADER_FLAGS} ${sirius_sha256} \
-          "https://github.com/electronic-structure/SIRIUS/archive/v${sirius_ver}.tar.gz" \
-          -o SIRIUS-${sirius_ver}.tar.gz
+          "https://www.cp2k.org/static/downloads/SIRIUS-${sirius_ver}.tar.gz"
       fi
 
       echo "Installing from scratch into ${pkg_install_dir}"
diff --git a/tools/toolchain/scripts/stage8/install_spfft.sh b/tools/toolchain/scripts/stage8/install_spfft.sh
index 2bf7bad299..6cc01fc55f 100755
--- a/tools/toolchain/scripts/stage8/install_spfft.sh
+++ b/tools/toolchain/scripts/stage8/install_spfft.sh
@@ -31,9 +31,7 @@ case "${with_spfft}" in
         echo "SpFFT-${spfft_ver}.tar.gz is found"
       else
         download_pkg ${DOWNLOADER_FLAGS} ${spfft_sha256} \
-          "https://github.com/eth-cscs/SpFFT/archive/v${spfft_ver}.tar.gz" \
-          -o SpFFT-${spfft_ver}.tar.gz
-
+          "https://www.cp2k.org/static/downloads/SpFFT-${spfft_ver}.tar.gz"
       fi
       if [ "${MATH_MODE}" = "mkl" ]; then
         EXTRA_CMAKE_FLAGS="-DSPFFT_MKL=ON -DSPFFT_FFTW_LIB=MKL"
diff --git a/tools/toolchain/scripts/stage8/install_spla.sh b/tools/toolchain/scripts/stage8/install_spla.sh
index 00b71df918..c50b680415 100755
--- a/tools/toolchain/scripts/stage8/install_spla.sh
+++ b/tools/toolchain/scripts/stage8/install_spla.sh
@@ -31,9 +31,7 @@ case "${with_spla}" in
         echo "SpLA-${spla_ver}.tar.gz is found"
       else
         download_pkg ${DOWNLOADER_FLAGS} ${spla_sha256} \
-          "https://github.com/eth-cscs/Spla/archive/v${spla_ver}.tar.gz" \
-          -o SpLA-${spla_ver}.tar.gz
-
+          "https://www.cp2k.org/static/downloads/SpLA-${spla_ver}.tar.gz"
       fi
       echo "Installing from scratch into ${pkg_install_dir}"
       [ -d SpLA-${spla_ver} ] && rm -rf SpLA-${spla_ver}