diff -Nur anaconda-21.48.22.158.old/pyanaconda/bootloader.py anaconda-21.48.22.158/pyanaconda/bootloader.py
--- anaconda-21.48.22.158.old/pyanaconda/bootloader.py	2020-06-12 05:31:18.544507836 +0200
+++ anaconda-21.48.22.158/pyanaconda/bootloader.py	2020-06-12 05:40:14.983795757 +0200
@@ -1428,7 +1428,7 @@
 
     @property
     def stage2_format_types(self):
-        if productName.startswith("Red Hat ") or productName.startswith("CentOS"):
+        if productName.startswith("Red Hat ") or productName.startswith("CentOS") or productName.startswith("Koozali"):
             return ["xfs", "ext4", "ext3", "ext2", "btrfs"]
         else:
             return ["ext4", "ext3", "ext2", "btrfs", "xfs"]
@@ -2148,7 +2148,7 @@
 
     @property
     def stage2_format_types(self):
-        if productName.startswith("Red Hat ") or productName.startswith("CentOS"):
+        if productName.startswith("Red Hat ") or productName.startswith("CentOS") or productName.startswith("Koozali"):
             return ["xfs", "ext4", "ext3", "ext2"]
         else:
             return ["ext4", "ext3", "ext2", "xfs"]
diff -Nur anaconda-21.48.22.158.old/pyanaconda/installclasses/fedora.py anaconda-21.48.22.158/pyanaconda/installclasses/fedora.py
--- anaconda-21.48.22.158.old/pyanaconda/installclasses/fedora.py	2020-06-12 05:31:18.124523726 +0200
+++ anaconda-21.48.22.158/pyanaconda/installclasses/fedora.py	2020-06-12 05:40:15.308783208 +0200
@@ -28,7 +28,7 @@
 class FedoraBaseInstallClass(BaseInstallClass):
     name = "Fedora"
     sortPriority = 10000
-    if productName.startswith("Red Hat ") or productName.startswith("CentOS"):
+    if productName.startswith("Red Hat ") or productName.startswith("CentOS") or productName.startswith("Koozali"):
         hidden = True
 
     _l10n_domain = "anaconda"
diff -Nur anaconda-21.48.22.158.old/pyanaconda/packaging/yumpayload.py anaconda-21.48.22.158/pyanaconda/packaging/yumpayload.py
--- anaconda-21.48.22.158.old/pyanaconda/packaging/yumpayload.py	2020-06-12 05:31:18.967491507 +0200
+++ anaconda-21.48.22.158/pyanaconda/packaging/yumpayload.py	2020-06-12 05:40:15.407779385 +0200
@@ -546,7 +546,7 @@
     def mirrorEnabled(self):
         with _yum_lock:
             # we just skip this on CentOS since we cant support it yet
-            if productName.startswith("CentOS"):
+            if productName.startswith("CentOS") or productName.startswith("Koozali"):
               return False
             else:
               # yum initializes with plugins disabled, and when plugins are disabled