$ git clone -n https://src.fedoraproject.org/rpms/perl-Text-Diff.git /var/lib/mock/f40-build-2309368-57344/root/chroot_tmpdir/scmroot/perl-Text-Diff
Cloning into '/var/lib/mock/f40-build-2309368-57344/root/chroot_tmpdir/scmroot/perl-Text-Diff'...
$ git fetch origin 798281729b06d60ce554acdc41f1280c867ddc7e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Text-Diff
 * [new ref]         798281729b06d60ce554acdc41f1280c867ddc7e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7982817 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild