mkosi: update fedora commit reference

* 617952132d Run integration testsuite standalone if available

.packit.yml

@@ -39,7 +39,7 @@ jobs:
   trigger: pull_request
   fmf_url: https://src.fedoraproject.org/rpms/systemd
   # This is automatically updated by tools/fetch-distro.py --update fedora
-  fmf_ref: 13d523f84d5607b0e062101239cb853949fbffdb
+  fmf_ref: 617952132de4ed882b9b00ceeed077f843130f91
   targets:
   - fedora-rawhide-x86_64
   # testing-farm in the Fedora repository is explicitly configured to use testing-farm bare metal runners as

mkosi.images/build/mkosi.conf.d/centos-fedora/mkosi.conf

@@ -8,7 +8,7 @@ Distribution=|fedora
 Environment=
         GIT_URL=https://src.fedoraproject.org/rpms/systemd.git
         GIT_BRANCH=rawhide
-        GIT_COMMIT=13d523f84d5607b0e062101239cb853949fbffdb
+        GIT_COMMIT=617952132de4ed882b9b00ceeed077f843130f91
         PKG_SUBDIR=fedora
 
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