$ git clone -n https://src.fedoraproject.org/rpms/zsh.git /var/lib/mock/f40-build-2648818-66811/root/chroot_tmpdir/scmroot/zsh
Cloning into '/var/lib/mock/f40-build-2648818-66811/root/chroot_tmpdir/scmroot/zsh'...
$ git fetch origin aeaca3cd3607cbdd5cbfac2bcc762a2d94dbc060:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/zsh
 * [new ref]         aeaca3cd3607cbdd5cbfac2bcc762a2d94dbc060 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at aeaca3c Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild