$ git clone -n https://src.fedoraproject.org/rpms/perl-String-Print.git /var/lib/mock/f40-build-2630525-65676/root/chroot_tmpdir/scmroot/perl-String-Print
Cloning into '/var/lib/mock/f40-build-2630525-65676/root/chroot_tmpdir/scmroot/perl-String-Print'...
$ git fetch origin 27eb841bb3144ea09c8ffa724fc274af800b46c4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-String-Print
 * [new ref]         27eb841bb3144ea09c8ffa724fc274af800b46c4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 27eb841 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild