$ git clone -n https://src.fedoraproject.org/rpms/ghc-hashable.git /var/lib/mock/f40-build-2286242-55707/root/chroot_tmpdir/scmroot/ghc-hashable
Cloning into '/var/lib/mock/f40-build-2286242-55707/root/chroot_tmpdir/scmroot/ghc-hashable'...
$ git fetch origin 345a1ec5ae0916f168783554404f64b38490a013:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-hashable
 * [new ref]         345a1ec5ae0916f168783554404f64b38490a013 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 345a1ec Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild