Add distribution and file tests that were part of baseos.ci tests

plans/internal.fmf

@@ -5,8 +5,16 @@ adjust:
     enabled: true
     because: private tests are accesible only within rhel pipline
 discover:
-  - name: rhel
+  - name: rhel-zlib
     how: fmf
     url: git://pkgs.devel.redhat.com/tests/zlib
+  - name: distribution
+    how: fmf
+    url: git://pkgs.devel.redhat.com/tests/distribution
+    test: /rebuild/TC#0517975
+  - name: file
+    how: fmf
+    url: git://pkgs.devel.redhat.com/tests/file
+    test: /Sanity/command-line-options
 execute:
     how: tmt