$ git clone -n https://src.fedoraproject.org/rpms/ghc-vector-binary-instances.git /var/lib/mock/f40-build-2280057-55377/root/chroot_tmpdir/scmroot/ghc-vector-binary-instances
Cloning into '/var/lib/mock/f40-build-2280057-55377/root/chroot_tmpdir/scmroot/ghc-vector-binary-instances'...
$ git fetch origin 9fc3c458761bc18203f8c3a9cecd1b92512f4e60:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-vector-binary-instances
 * [new ref]         9fc3c458761bc18203f8c3a9cecd1b92512f4e60 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9fc3c45 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild