diff --git a/models/group/group.go b/models/group/group.go
index 37db7cbc78..0482c5c11b 100644
--- a/models/group/group.go
+++ b/models/group/group.go
@@ -3,6 +3,8 @@ package group
 import (
 	"code.gitea.io/gitea/models/db"
 	user_model "code.gitea.io/gitea/models/user"
+	"code.gitea.io/gitea/modules/log"
+	"code.gitea.io/gitea/modules/setting"
 	"code.gitea.io/gitea/modules/structs"
 	"code.gitea.io/gitea/modules/util"
 	"context"
@@ -139,6 +141,19 @@ func FindGroups(ctx context.Context, opts *FindGroupsOptions) (GroupList, error)
 		Find(&groups)
 }
 
+func FindGroupsByCond(ctx context.Context, cond builder.Cond, parentGroupID int64) (GroupList, error) {
+	if parentGroupID > 0 {
+		cond = cond.And(builder.Eq{"repo_group.id": parentGroupID})
+	} else {
+		cond = cond.And(builder.IsNull{"repo_group.id"})
+	}
+	sess := db.GetEngine(ctx).Where(cond)
+	groups := make([]*Group, 0)
+	return groups, sess.
+		Asc("repo_group.id").
+		Find(&groups)
+}
+
 type ErrGroupNotExist struct {
 	ID int64
 }