[#3445] add alpine 3.20 to hammer

diff --git a/hammer.py b/hammer.py
index 7ceae2fbfe7e0e77d4ab595ea09ab12206cee490..61b9d8db98cea102ee7044c3de51b04e768c2727 100755 (executable)
--- a/hammer.py
+++ b/hammer.py
@@ -115,6 +115,7 @@ SYSTEMS = {
         '3.17': True,
         '3.18': True,
         '3.19': True,
+        '3.20': True,
     },
     'arch': {}
 }