$ git clone -n https://src.fedoraproject.org/rpms/perl-Syntax-Operator-Divides.git /var/lib/mock/f45-build-26378-617/root/chroot_tmpdir/scmroot/perl-Syntax-Operator-Divides
Cloning into '/var/lib/mock/f45-build-26378-617/root/chroot_tmpdir/scmroot/perl-Syntax-Operator-Divides'...
$ git fetch origin a55e9ef89051befde6161d89e2a5032cbbdb33ce:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Syntax-Operator-Divides
 * [new ref]         a55e9ef89051befde6161d89e2a5032cbbdb33ce -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a55e9ef Perl 5.44 re-rebuild of bootstrapped packages