$ git clone -n https://src.fedoraproject.org/rpms/perl-Convert-UU.git /var/lib/mock/f40-build-2621857-64809/root/chroot_tmpdir/scmroot/perl-Convert-UU
Cloning into '/var/lib/mock/f40-build-2621857-64809/root/chroot_tmpdir/scmroot/perl-Convert-UU'...
$ git fetch origin d59ad48a0dbf110f8bbdc3bb8dd499090b098718:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Convert-UU
 * [new ref]         d59ad48a0dbf110f8bbdc3bb8dd499090b098718 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d59ad48 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild