$ git clone -n https://src.fedoraproject.org/rpms/privoxy.git /var/lib/mock/f40-build-2311886-57541/root/chroot_tmpdir/scmroot/privoxy
Cloning into '/var/lib/mock/f40-build-2311886-57541/root/chroot_tmpdir/scmroot/privoxy'...
$ git fetch origin e2ea6501472df4443c7ead10810b6f92c06ff1d5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/privoxy
 * [new ref]         e2ea6501472df4443c7ead10810b6f92c06ff1d5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e2ea650 Patch for socks crash.