$ git clone -n https://src.fedoraproject.org/rpms/perl-threads-shared.git /var/lib/mock/f40-build-732477-104742/root/chroot_tmpdir/scmroot/perl-threads-shared
Cloning into '/var/lib/mock/f40-build-732477-104742/root/chroot_tmpdir/scmroot/perl-threads-shared'...
$ git fetch origin cb54bf7ed9444ed5bab8cf548a447fa308f0be25:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-threads-shared
 * [new ref]         cb54bf7ed9444ed5bab8cf548a447fa308f0be25 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cb54bf7 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild