$ git clone -n https://src.fedoraproject.org/rpms/python-MultipartPostHandler2.git /var/lib/mock/f40-build-2222818-52712/root/chroot_tmpdir/scmroot/python-MultipartPostHandler2
Cloning into '/var/lib/mock/f40-build-2222818-52712/root/chroot_tmpdir/scmroot/python-MultipartPostHandler2'...
$ git fetch origin 68a997a50cc5206b4f9d758117b22da8b7378e88:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-MultipartPostHandler2
 * [new ref]         68a997a50cc5206b4f9d758117b22da8b7378e88 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 68a997a Drop dependency on 2to3