% go get -u github.com/Debian/dcs
% cd go/src/github.com/Debian/dcs
% git reset --hard 67a398e
% dep init -v  
Importing configuration from godep. These are only initial constraints, and are further refined during the solve process.
Detected godep configuration files...
  Loading /home/michael/go/src/github.com/Debian/dcs/Godeps/Godeps.json
Converting from Godeps.json ...
  Using master as initial constraint for imported dep github.com/beorn7/perks
  Trying master (4c0e845) as initial lock for imported dep github.com/beorn7/perks
  Trying * (c9c7427) as initial lock for imported dep github.com/golang/protobuf
  Using master as initial constraint for imported dep github.com/google/codesearch
  Trying master (a45d81b) as initial lock for imported dep github.com/google/codesearch
  Using >=1.0.0, <=2.0.0-gc12348c as initial constraint for imported dep github.com/matttproud/golang_protobuf_extensions
  Trying * (c12348c) as initial lock for imported dep github.com/matttproud/golang_protobuf_extensions
  Trying * (7157c0d) as initial lock for imported dep github.com/pebbe/zmq4
  Using >=0.8.0, <=60.0.0-g738ed6c as initial constraint for imported dep github.com/prometheus/client_golang
  Trying * (738ed6c) as initial lock for imported dep github.com/prometheus/client_golang
model-0.0.2-14-g6f38060 is not a valid version for the package github.com/prometheus/client_model()

% go get -u github.com/prometheus/client_model
% cd go/src/github.com/prometheus/client_model
% git describe
model-0.0.2-14-g6f38060