$ git clone -n https://src.fedoraproject.org/rpms/perl-Syntax-Operator-Equ.git /var/lib/mock/f45-build-26385-617/root/chroot_tmpdir/scmroot/perl-Syntax-Operator-Equ
Cloning into '/var/lib/mock/f45-build-26385-617/root/chroot_tmpdir/scmroot/perl-Syntax-Operator-Equ'...
$ git fetch origin 64ba7ca84e39e7f17568542eeb49bbb4f7b011f7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Syntax-Operator-Equ
 * [new ref]         64ba7ca84e39e7f17568542eeb49bbb4f7b011f7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 64ba7ca Perl 5.44 re-rebuild of bootstrapped packages