$ git clone -n https://src.fedoraproject.org/rpms/python-websockets.git /var/lib/mock/f40-build-2204570-51963/root/chroot_tmpdir/scmroot/python-websockets
Cloning into '/var/lib/mock/f40-build-2204570-51963/root/chroot_tmpdir/scmroot/python-websockets'...
$ git fetch origin 4b9f8e35feacd6d831f5e5708e22e31c82bfded1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-websockets
 * [new ref]         4b9f8e35feacd6d831f5e5708e22e31c82bfded1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4b9f8e3 Migrate to SPDX license