type BuildRevision struct {
    // Repo is "go" for the main repo, else  "tools", "crypto", "net", etc.
    // These are repos as listed at https://go.googlesource.com/
    Repo string `json:"repo"`

    // Revision is the full git hash of the repo.
    Revision string `json:"revision"`

    // ParentRevisions is the full git hashes of the parents of
    // Revision.
    ParentRevisions []string `json:"parentRevisions"`

    // GoRevision is the full git hash of the "go" repo, if Repo is not "go" itself.
    // Otherwise this is empty.
    GoRevision string `json:"goRevision,omitempty"`

    // Date is the commit date of this revision, formatted in RFC3339.
    Date string `json:"date"`

    // Branch is the branch of this commit, e.g. "master" or "dev.ssa".
    Branch string `json:"branch"`

    // Author is the author of this commit in standard git form
    // "Name <email>".
    Author string `json:"author"`

    // Desc is the commit message of this commit. It may be
    // truncated.
    Desc string `json:"desc"`

    // Results are the build results for each of the builders in
    // the same length slice BuildStatus.Builders.
    // Each string is either "" (if no data), "ok", or the URL to failure logs.
    Results []string `json:"results"`
}

type BuildStatus struct {
    // Builders is a list of all known builders.
    // The order that builders appear is the same order as the build results for a revision.
    Builders []string `json:"builders"`

    // Revisions are the revisions shown on the front page of build.golang.org,
    // in the same order. It starts with the "go" repo, from recent to old, and then
    // it has 1 each of the subrepos, with only their most recent commit.
    Revisions []BuildRevision `json:"revisions"`
}