lol.rb

#!/usr/bin/env ruby

require 'rugged'
include Rugged

repo = Repository.new("/home/ian/open-source/stripe/level1/level1")

difficulty = "001"# `cat difficulty.txt`

index = repo.index

options = {}
options[:tree] = index.write_tree(repo)
options[:author] = { :email => "bishop14@gmail.com", :name => "Ian Bishop", :time => Time.now }
options[:committer] = options[:author]
options[:parents] = [ repo.head.target ].compact
options[:update_ref] = 'HEAD'
options[:message] = "Give me Gitcoin!"

sha1 = Commit.create(repo, options)

until sha1 < difficulty
  counter = Random.rand(100000000000000000)

  sha1 = Commit.create(repo, options.merge({:message => "Give me a Gitcoin! #{counter}", :update_ref => "master/#{sha1}"}))
end

puts "FOUND! #{sha1}"