gistfile1.txt

[nix@nixos:~/nixpkgs]$ sudo nix-build -A jenkins
these derivations will be built:
  /nix/store/f6zz59hasm15q9lgqslmg53446h5swrd-Jenkins-1.529.drv
building path(s) `/nix/store/nm4f4dqah8w1b7arfxgl2rm86vkbr1jn-Jenkins-1.529'
building /nix/store/nm4f4dqah8w1b7arfxgl2rm86vkbr1jn-Jenkins-1.529
unpacking sources
unpacking source archive /nix/store/6vqz3ax4pjy5dgy0bhmxaxmbwrcx88i8-jenkins.war
source archive /nix/store/6vqz3ax4pjy5dgy0bhmxaxmbwrcx88i8-jenkins.war has unknown type
builder for `/nix/store/f6zz59hasm15q9lgqslmg53446h5swrd-Jenkins-1.529.drv' failed with exit code 1
error: build of `/nix/store/f6zz59hasm15q9lgqslmg53446h5swrd-Jenkins-1.529.drv' failed


-- 
default.nix:

{ stdenv, fetchurl }:
 
stdenv.mkDerivation {
  name = "Jenkins-1.529";
	src = fetchurl {
		url = http://mirrors.jenkins-ci.org/war/1.529/jenkins.war;
		sha256 = "1qhklrizxgp5iccqqyv2xn46mc4y5jm8c61fg99350kl1vsbp845";
	};

	phases = ["installPhase"];

	installPhase = ''
		ls
		#mv -v $src $out
	'';

	meta = {
		homepage = "http://";
    	description = "Jenkins CI, An extendable open source continuous integration server.";
    	license = "Creative Commons Attribution 3.0 Unported";
	};    
}