$ git clone -n https://src.fedoraproject.org/rpms/perl-Git-Wrapper.git /var/lib/mock/f40-build-2304547-57027/root/chroot_tmpdir/scmroot/perl-Git-Wrapper
Cloning into '/var/lib/mock/f40-build-2304547-57027/root/chroot_tmpdir/scmroot/perl-Git-Wrapper'...
$ git fetch origin c7fda8c686cf1edbb61162a2a120e007bfda43a1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Git-Wrapper
 * [new ref]         c7fda8c686cf1edbb61162a2a120e007bfda43a1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c7fda8c Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild