#8 checkout on first head.

internal/source/github/github.go

@@ -34,6 +34,7 @@ type Github struct {
 	Repository string
 	Owner      string
 	pulls      []*githubPull
+	baseRef    *plumbing.Reference
 }
 
 func NewGithub(cfg configcli.Config) *Github {
@@ -111,6 +112,14 @@ func (g *Github) RequestOpen(ctx context.Context, branch string, path string, mo
 	} //обновляем репозиторий
 
 	var headRef *plumbing.Reference // вроде ссылка на гит
+
+	if g.baseRef == nil {
+		g.baseRef, err = repo.Head()
+		if err != nil {
+			logger.Fatal(ctx, fmt.Sprintf("Error head: %s", err))
+		}
+	}
+
 	refIter, err := repo.Branches() //получение веток
 	if err != nil {
 		logger.Fatal(ctx, fmt.Sprintf("failed to get branches: %v", err))
@@ -139,6 +148,7 @@ func (g *Github) RequestOpen(ctx context.Context, branch string, path string, mo
 	if err != nil {
 		logger.Fatal(ctx, fmt.Sprintf("failed to get worktree: %v", err))
 	}
+	defer checkout(wtree, *g.baseRef)
 
 	g.pulls, err = GetPulls(ctx, g.URL, g.Owner, g.Repository, g.Password)
 	if err != nil {
@@ -365,3 +375,12 @@ func GetPulls(ctx context.Context, url, owner, repo, password string) ([]*github
 
 	return pullsAll, nil
 }
+
+func checkout(w *git.Worktree, ref plumbing.Reference) {
+	ctx := context.Background()
+	logger.Debug(ctx, fmt.Sprintf("Checkout: %s", ref.Name().Short()))
+
+	if err := w.Checkout(&git.CheckoutOptions{Hash: ref.Hash()}); err != nil {
+		logger.Fatal(ctx, fmt.Sprintf("failed to reset: %v", err))
+	}
+}