[butt_hugger]

    $ make jq -j2 -f - <<EOF
    file1:
            wget file1
    file2:
            wget file2
    jq: file1 file2
            jq file1 file2
    EOF

Could probably make some syntactic sugar for this.

[enriquto]

you can use semicolon instead of \n\t for a neater file