$ git clone -n https://src.fedoraproject.org/rpms/ghc-tf-random.git /var/lib/mock/f40-build-776390-128831/root/chroot_tmpdir/scmroot/ghc-tf-random
Cloning into '/var/lib/mock/f40-build-776390-128831/root/chroot_tmpdir/scmroot/ghc-tf-random'...
$ git fetch origin 85225c4a49490df856e6f6439b4a9cc4102600ba:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-tf-random
 * [new ref]         85225c4a49490df856e6f6439b4a9cc4102600ba -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 85225c4 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild