Fix: Added support for reference too

src/GraphDeployer/Deployer.cs

@@ -66,7 +66,7 @@ public class Deployer(ILogger<Deployer> logger, IOptionsMonitor<GraphDeployerCon
             _logger.LogInformation("Working with {repoName}", graphRepo.Name);
 
             // Clone the repository inside the Working Folder
-            var success = CloneRepo(graphRepo.Url, WorkingFolder, _graphDeployerConfiguration.GitLab.Token, graphRepo.Branch);
+            var success = CloneRepo(graphRepo.Url, WorkingFolder, _graphDeployerConfiguration.GitLab.Token, graphRepo.Ref);
 
             if (success)
             {
@@ -180,16 +180,21 @@ public class Deployer(ILogger<Deployer> logger, IOptionsMonitor<GraphDeployerCon
         try
         {
             var cloneOptions = new CloneOptions();
-            if (!string.IsNullOrWhiteSpace(branchName))
-            {
-                cloneOptions.BranchName = branchName;
-            }
 
             // Perform the clone operation
             _logger.LogDebug("Starting clone of repository: \"{projectUrl}\" into \"{projectPath}\"", projectUrl, projectPath);
-            var repo = Repository.Clone(url, projectPath, cloneOptions);
+            var repo = Repository.Clone(url, projectPath);
             var localRepo = new Repository(repo);
-            _logger.LogDebug("Repository successfully cloned on branch \"{branch}\".", localRepo.Head.FriendlyName);
+
+            // First clone on, then checkout, as direct cloning of commit SHA is not supported
+            if (!string.IsNullOrWhiteSpace(branchName))
+            {
+                Commands.Checkout(localRepo, branchName);
+            }
+
+            // Retrieve the reference of the repository, either the branch name or the commit hash
+            var repoRef = localRepo.Head.IsTracking ? localRepo.Head.FriendlyName : localRepo.Head.Tip.Sha; 
+            _logger.LogInformation("Repository successfully cloned and switched on ref \"{ref}\".", repoRef);
 
             return true;
         }

src/GraphDeployer/Models/ConfigurationModels/GraphDeployerConfiguration.cs

@@ -52,6 +52,6 @@ public class GraphDeployerConfiguration
     {
         public required string Name { get; init; }
         public required Uri Url { get; init; }
-        public string? Branch { get; init; }
+        public string? Ref { get; init; }
     };
 }