$ git clone -n https://src.fedoraproject.org/flatpaks/llvm20 /var/tmp/koji/tasks/1572/131921572/llvm20
Cloning into '/var/tmp/koji/tasks/1572/131921572/llvm20'...
$ git fetch origin cf9c927372b366aceadcfedf290a5d2f5c44f630:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/flatpaks/llvm20
 * [new ref]         cf9c927372b366aceadcfedf290a5d2f5c44f630 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cf9c927 Fix clang resource dir