$ git clone -n https://src.fedoraproject.org/rpms/ghc-data-default-instances-dlist.git /var/lib/mock/f40-build-776556-128929/root/chroot_tmpdir/scmroot/ghc-data-default-instances-dlist
Cloning into '/var/lib/mock/f40-build-776556-128929/root/chroot_tmpdir/scmroot/ghc-data-default-instances-dlist'...
$ git fetch origin 9d02a11660577428e854577b03d2d017bd8a8dca:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-data-default-instances-dlist
 * [new ref]         9d02a11660577428e854577b03d2d017bd8a8dca -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9d02a11 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild