$ git clone -n https://src.fedoraproject.org/rpms/ghc-system-fileio.git /var/lib/mock/f40-build-776336-128763/root/chroot_tmpdir/scmroot/ghc-system-fileio
Cloning into '/var/lib/mock/f40-build-776336-128763/root/chroot_tmpdir/scmroot/ghc-system-fileio'...
$ git fetch origin 92e8c5228b429d8d8a1d7e86d3fcb9ee9710bb20:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-system-fileio
 * [new ref]         92e8c5228b429d8d8a1d7e86d3fcb9ee9710bb20 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 92e8c52 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild