spec rpm issue

[volga629]

Hello Everyone,
Trying do generate rpm, but having issue with install part.
--install-dir or --root-dir ignored.

[volga629@canldev01-fedora27 jasmin-0.9.27]$ easy_install install --skip-build --optimize=2 --install-dir=/home/volga629/rpmbuild/BUILDROOT/python-jasmin-0.9.27-1.fc27.x86_64 --prefix=/home/volga629/rpmbuild/BUILDROOT/python-jasmin-0.9.27-1.fc27.x86_64/usr
error: can't create or remove files in install directory

The following error occurred while trying to add or remove files in the
installation directory:

    [Errno 13] Permission denied: '/usr/lib/python2.7/site-packages/test-easy-install-30137.write-test'

[volga629]

Here are better display

[volga629@canldev01-fedora27 jasmin-0.9.27]$ python setup.py install install --skip-build --optimize=2 --root=/home/volga629/rpmbuild/BUILDROOT/python-jasmin-0.9.27-1.fc27.x86_64
WARNING: jasmin user or group not found !
WARNING: //etc/jasmin does not exist !
WARNING: //etc/jasmin/resource does not exist !
WARNING: //etc/jasmin/store does not exist !
WARNING: //var/log/jasmin does not exist !
WARNING: //etc/jasmin/store must be writeable by the current user (volga629)
running install
running install_lib
writing byte-compilation script '/tmp/tmprW90ga.py'
/usr/bin/python -OO /tmp/tmprW90ga.py
removing /tmp/tmprW90ga.py
running install_data
creating /etc/jasmin
error: could not create '/etc/jasmin': Permission denied