$ git clone -n https://src.fedoraproject.org/rpms/perl-Math-Random-Secure.git /var/lib/mock/f39-build-1485440-34458/root/chroot_tmpdir/scmroot/perl-Math-Random-Secure
Cloning into '/var/lib/mock/f39-build-1485440-34458/root/chroot_tmpdir/scmroot/perl-Math-Random-Secure'...
$ git fetch origin 6730beff84cadd1d6bbbe9bc4ed9cc3aa058c4de:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Math-Random-Secure
 * [new ref]         6730beff84cadd1d6bbbe9bc4ed9cc3aa058c4de -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6730bef Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild