these 4 paths will be fetched (3.4 KiB download, 8.8 KiB unpacked):
  /nix/store/qm1ss1qyjj7q48lq81q72gvmh2l8h57c-pg-extensions-catalog
  /nix/store/zzmsqc79ccxbhcnbi3azfwhmf0wmaqpv-site-extensions-catalog
  /nix/store/76mk1m1kps8jsmxv2j28dlmfqb94xl08-site-extensions-resolve
  /nix/store/m1k0wsg6cn6si0f5xldirrbwprkj37r7-site-extensions-update