$ git clone -n https://src.fedoraproject.org/rpms/perl-Syntax-Operator-Divides.git /var/lib/mock/f40-build-779872-130508/root/chroot_tmpdir/scmroot/perl-Syntax-Operator-Divides
Cloning into '/var/lib/mock/f40-build-779872-130508/root/chroot_tmpdir/scmroot/perl-Syntax-Operator-Divides'...
$ git fetch origin d0a39b59fb231c65ca4f0abf18cde28ef71f4ab9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Syntax-Operator-Divides
 * [new ref]         d0a39b59fb231c65ca4f0abf18cde28ef71f4ab9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d0a39b5 0.07 bump