fix: added smarter interpolation of git-based module sources

.changes/unreleased/Fixed-20250130-095453.yaml

@@ -0,0 +1,3 @@
+kind: Fixed
+body: Added smarter interpolation of git-based sources
+time: 2025-01-30T09:54:53.685202639+01:00

internal/config/source.go

@@ -87,6 +87,9 @@ func (s *Source) GetVersionSource(version string) (string, error) {
 		// When using Git, we will automatically add a reference to the string
 		// so that the given version is used when fetching the module itself
 		// from Git as well
+		if strings.Contains(string(*s), "?") {
+			return fmt.Sprintf("%s&ref=%s", string(*s), version), nil
+		}
 		return fmt.Sprintf("%s?ref=%s", string(*s), version), nil
 	case SourceTypeS3:
 		fallthrough

internal/config/source_test.go

@@ -55,6 +55,7 @@ func TestGetVersionSource(t *testing.T) {
 		{source: Source("./local/file"), expected: mustAbs("./local/file")},
 		{source: Source("../local/file"), expected: mustAbs("../local/file")},
 		{source: Source("git::https://example.com/vpc.git"), expected: "git::https://example.com/vpc.git?ref=v1.0.0"},
+		{source: Source("git::https://example.com/vpc.git?depth=1"), expected: "git::https://example.com/vpc.git?depth=1&ref=v1.0.0"},
 		{source: Source("s3::https://github.com/my/project"), expected: "s3::https://github.com/my/project/v1.0.0.zip"},
 		{source: Source("gcs::https://github.com/my/project"), expected: "gcs::https://github.com/my/project/v1.0.0.zip"},