$ git clone -n https://src.fedoraproject.org/rpms/python-sqlalchemy.git /var/lib/mock/f41-build-813353-148574/root/chroot_tmpdir/scmroot/python-sqlalchemy
Cloning into '/var/lib/mock/f41-build-813353-148574/root/chroot_tmpdir/scmroot/python-sqlalchemy'...
$ git fetch origin 7cccd1d2d25585fd7c3b750b94c562ea6867f52f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-sqlalchemy
 * [new ref]         7cccd1d2d25585fd7c3b750b94c562ea6867f52f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7cccd1d Update to 2.0.31