git clone --depth=2 --branch=releases/v1.1 https://github.com/spack/spack.git ~/spack  
source ~/spack/share/spack/setup-env.sh  
  
# Ensure that this fine gcc@11.4 as compiler  
spack compiler find  
  
# You can remove any extra compilers found by above command  
# by running:  
# spack compiler rm <compiler spec>  
  
spack mirror add gitlab-mirror oci://registry.gitlab.com/ska-telescope/sdp/ska-sdp-spack/spack-buildcache  
  
git clone https://gitlab.com/ska-telescope/sdp/ska-sdp-spack.git ~/ska-sdp-spack  
spack repo add ~/ska-sdp-spack  
  
spack env activate ~/ska-sdp-spack/env/aws  
  
# To test  
spack install dp3