gclone

if #arg < 2 then
    print("ERROR: Debilu, trzeba 2 argumenty: gist name i file name")
    return
end

local gist_name, file_name = ...

local answer, error = http.get("https://api.github.com/users/ENCIOK/gists")
local gists_list_text = answer.readAll()
local gists_table = textutils.unserialiseJSON(gists_list_text)
answer.close()

local url

for i, table in ipairs(gists_table) do
    if table.files[gist_name] then
        url = table.files[gist_name].raw_url
        break
    end
end

if url == nil then
    print("ERROR: Nie ma tekiego gistu, ciołku -_-")
    return
end

answer, error = http.get(url)
local code = answer.readAll()

fs.delete(file_name)
local file = fs.open(file_name, "w")
file.write(code)
file.close()
answer.close()