$ git clone -n http://git.inferitos.ru/rpms/python-boto3 /var/lib/mock/inferit-8_8-build-23981-40359/root/chroot_tmpdir/scmroot/python-boto3
Cloning into '/var/lib/mock/inferit-8_8-build-23981-40359/root/chroot_tmpdir/scmroot/python-boto3'...
$ git fetch origin changed/i8c/python-boto3-1.6.1-2.el8:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/python-boto3
 * [new tag]         changed/i8c/python-boto3-1.6.1-2.el8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4b92201 edit changelog for import python-boto3-1.6.1-2.el8