$ git clone -n https://src.fedoraproject.org/rpms/hyphen-as.git /var/lib/mock/f40-build-2004301-44939/root/chroot_tmpdir/scmroot/hyphen-as
Cloning into '/var/lib/mock/f40-build-2004301-44939/root/chroot_tmpdir/scmroot/hyphen-as'...
$ git fetch origin 79d2460cbf4e1a598edfc2a07a6c804f4ebb03d1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/hyphen-as
 * [new ref]         79d2460cbf4e1a598edfc2a07a6c804f4ebb03d1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 79d2460 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild