Use direct link to official release instead of mirror

.github/workflows/tests.yml

@@ -209,6 +209,6 @@ jobs:
           name: build-logs-${{ matrix.os }}-${{ matrix.php }}
           path: log
 
-      - name: Setup tmate session
-        if: ${{ failure() }}
-        uses: mxschmitt/action-tmate@v3
+#      - name: Setup tmate session
+#        if: ${{ failure() }}
+#        uses: mxschmitt/action-tmate@v3

config/source.json

@@ -462,10 +462,8 @@
         }
     },
     "krb5": {
-        "type": "ghtagtar",
-        "repo": "krb5/krb5",
-        "match": "krb5.+-final",
-        "prefer-stable": true,
+        "type": "url",
+        "url": "https://web.mit.edu/kerberos/dist/krb5/1.22/krb5-1.22.2.tar.gz",
         "license": {
             "type": "file",
             "path": "NOTICE"