$ git clone -n https://src.fedoraproject.org/rpms/perl-Carp.git /var/lib/mock/f39-build-1434049-31903/root/chroot_tmpdir/scmroot/perl-Carp
Cloning into '/var/lib/mock/f39-build-1434049-31903/root/chroot_tmpdir/scmroot/perl-Carp'...
$ git fetch origin ee35d0a333db292383847615f37912cc124d0e00:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Carp
 * [new ref]         ee35d0a333db292383847615f37912cc124d0e00 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ee35d0a Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild