$ git clone -n https://src.fedoraproject.org/rpms/perl-String-Compare-ConstantTime.git /var/lib/mock/f40-build-2308408-57293/root/chroot_tmpdir/scmroot/perl-String-Compare-ConstantTime
Cloning into '/var/lib/mock/f40-build-2308408-57293/root/chroot_tmpdir/scmroot/perl-String-Compare-ConstantTime'...
$ git fetch origin 55cfd17a5951ae55bf82665b18ee2a166bea2fa9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-String-Compare-ConstantTime
 * [new ref]         55cfd17a5951ae55bf82665b18ee2a166bea2fa9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 55cfd17 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild