$ git clone -n https://src.fedoraproject.org/rpms/libproxy.git /var/lib/mock/f33-build-457832-63591/root/chroot_tmpdir/scmroot/libproxy
Cloning into '/var/lib/mock/f33-build-457832-63591/root/chroot_tmpdir/scmroot/libproxy'...
$ git reset --hard 13c91ff95272f4ff70a855d894ca542bdf487106
HEAD is now at 13c91ff Fix PAC buffer overflow (#1883584)