$ git clone -n https://src.fedoraproject.org/rpms/ghc-serialise.git /var/lib/mock/f40-build-776732-129081/root/chroot_tmpdir/scmroot/ghc-serialise
Cloning into '/var/lib/mock/f40-build-776732-129081/root/chroot_tmpdir/scmroot/ghc-serialise'...
$ git fetch origin 0d4eceba086e0c412b20a5c1871885b403992516:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-serialise
 * [new ref]         0d4eceba086e0c412b20a5c1871885b403992516 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0d4eceb Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild