$ git clone -n https://src.fedoraproject.org/rpms/python-rsd-lib.git /var/lib/mock/f40-build-2106831-50594/root/chroot_tmpdir/scmroot/python-rsd-lib
Cloning into '/var/lib/mock/f40-build-2106831-50594/root/chroot_tmpdir/scmroot/python-rsd-lib'...
$ git fetch origin 806d518cc3076b4ae5313b6e40843e3cc4d92ab7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-rsd-lib
 * [new ref]         806d518cc3076b4ae5313b6e40843e3cc4d92ab7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 806d518 Switch to sphinx-build to create doc