Partial build log
this derivation will be built:
/nix/store/57gw3d999igg5i71b1bkxrs3ww94hp3m-tools-72e4a01.drv
building '/nix/store/1r0w069mc16zjrzyh308mrf69srfrldr-tools-72e4a01.drv'...
tools> exporting https://go.googlesource.com/tools (rev 72e4a01eba4315301fd9ce00c8c2f492580ded8a) into /nix/store/lfna9w9gp9i5aczr67h1cnsh9wkdp0fb-tools-72e4a01
tools> Initialized empty Git repository in /nix/store/lfna9w9gp9i5aczr67h1cnsh9wkdp0fb-tools-72e4a01/.git/
tools> remote: Finding sources: 100% (2094/2094)
tools> remote: Total 2094 (delta 127), reused 1129 (delta 127)
tools> Receiving objects: 100% (2094/2094), 2.70 MiB | 6.55 MiB/s, done.
tools> Resolving deltas: 100% (127/127), done.
tools> From https://go.googlesource.com/tools
tools> * branch refs/changes/18/229318/5 -> FETCH_HEAD
tools> Switched to a new branch 'fetchgit'
tools> removing `.git'...