Partial build log
this derivation will be built:
/nix/store/2pbrr1i93hvb7d6zqraf9lrirzskqamw-spkg-install.py?id=9.2.drv
building '/nix/store/1y17zs9qnhrk8wyv46cy649irvfk9x7r-spkg-install.py?id=9.2.drv'...
spkg-install.py?id=9.2> trying https://git.sagemath.org/sage.git/plain/build/pkgs/conway_polynomials/spkg-install.py?id=9.2
spkg-install.py?id=9.2> % Total % Received % Xferd Average Speed Time Time Time Current
spkg-install.py?id=9.2> Dload Upload Total Spent Left Speed
spkg-install.py?id=9.2> 0 9115 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0
spkg-install.py?id=9.2> curl: (22) The requested URL returned error: 404
spkg-install.py?id=9.2> error checking the existence of file:///dev/null/sha256/1bwnqasnyv793hxg29viing4dnliz29grkhldsirq19d509yk1fs:
spkg-install.py?id=9.2> curl: (37) Couldn't open file /dev/null/sha256/1bwnqasnyv793hxg29viing4dnliz29grkhldsirq19d509yk1fs
spkg-install.py?id=9.2> error: cannot download spkg-install.py?id=9.2 from any mirror
error: builder for '/nix/store/1y17zs9qnhrk8wyv46cy649irvfk9x7r-spkg-install.py?id=9.2.drv' failed with exit code 1
error: