struct GitCloneOptions {
uint version_;
GitCheckoutOptions checkoutOptions;
bool cloneBare;
TransferCallbackDelegate fetchProgessCallback;
string remoteName;
string pushURL;
string fetchSpec;
string pushSpec;
GitCredAcquireDelegate credAcquireCallback;
GitTransportFlags transportFlags;
GitRemoteAutotagOption remoteAutotag;
string checkoutBranch;
}