$ git clone -n https://src.fedoraproject.org/rpms/perl-Moo.git /var/lib/mock/f39-build-1451130-32791/root/chroot_tmpdir/scmroot/perl-Moo
Cloning into '/var/lib/mock/f39-build-1451130-32791/root/chroot_tmpdir/scmroot/perl-Moo'...
$ git fetch origin b8a3f281363293167fde6ae09630a7867edee57b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Moo
 * [new ref]         b8a3f281363293167fde6ae09630a7867edee57b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b8a3f28 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild