Implement detection for local repositories

Repositories which build against another repo in the same project need
to do so also in the forked project. This is eg for consuming rpms
from one repo in an image build from same project.

obs-staging-bot/main.go

@@ -300,10 +300,20 @@ func GenerateObsPrjMeta(git common.Git, gitea common.Gitea, pr *models.PullReque
 
 	// set paths to parent project
 	for idx, r := range meta.Repositories {
-		meta.Repositories[idx].Paths = []common.RepositoryPathMeta{{
-			Project:    buildPrj,
-			Repository: r.Name,
-		}}
+		localRepository := false
+		for pidx, path := range r.Paths {
+			// Check for path building against a repo in template project itself
+			if path.Project == buildPrj {
+				meta.Repositories[idx].Paths[pidx].Project = meta.Name
+		                localRepository = true
+			}
+		}
+		if localRepository != true {
+			meta.Repositories[idx].Paths = []common.RepositoryPathMeta{{
+				Project:    buildPrj,
+				Repository: r.Name,
+			}}
+		}
 	}
 	return meta, nil
 }