should fix #493

Iceberg-Libgit.package/IceLibgitLocalRepository.class/instance/cloneRepositoryFrom.branch..st

@@ -8,7 +8,12 @@ cloneRepositoryFrom: aRemote branch: aBranchName
 		repo := LGitRepository on: self location.
 		cloneOptions := LGitCloneOptions withCredentialsProvider: IceCredentialsProvider default.
 		cloneOptions checkoutOptions checkoutStrategy: LGitCheckoutStrategyEnum git_checkout_none.
-		repo clone: url options: cloneOptions.
+		[ repo clone: url options: cloneOptions ]
+		on: LGit_GIT_ERROR 
+		do: [ :e | 
+			"sad that I need to do it like this :("
+			(e messageText beginsWith: 'error authenticating:')
+				ifTrue: [ e resignalAs: IceAuthenticationError new ] ].
 		repo checkout: (aBranchName ifNil: [ 
 			self branch
 				ifNotNil: [ :b | b name ]

Iceberg.package/IceAuthenticationError.class/README.md

@@ -0,0 +1 @@
+I indicate when an error trying to authenticate occurs (tipically, when cloning without credentials)

Iceberg.package/IceAuthenticationError.class/properties.json

@@ -0,0 +1,11 @@
+{
+	"commentStamp" : "<historical>",
+	"super" : "IceError",
+	"category" : "Iceberg-Errors",
+	"classinstvars" : [ ],
+	"pools" : [ ],
+	"classvars" : [ ],
+	"instvars" : [ ],
+	"name" : "IceAuthenticationError",
+	"type" : "normal"
+}

Iceberg.package/MCGitBasedNetworkRepository.extension/instance/getOrCreateIcebergRepository.st

@@ -7,9 +7,16 @@ getOrCreateIcebergRepository
 	^ IceRepository registry 
 		detect: [ :repo | repo origin referencesSameRemoteLocationAs: remote ]
 		ifNone: [
-			(IceRepositoryCreator new 
-				url: remoteUrl;
+			| urlToUse |
+			urlToUse := remote url.
+			[ (IceRepositoryCreator new 
+				url: urlToUse;
 				subdirectory: repoPath;
 				branchName: self projectVersion;
 				createRepository)
-				register ]
+				register ]
+			on: IceAuthenticationError 
+			do: [ :e |
+				self crLog: 'I got an error while cloning: {1}. I will try to clone the HTTPS variant.'. 
+				urlToUse := remote httpsUrl.
+				e retry ] ]