$ git clone -n https://src.fedoraproject.org/rpms/pyosmium.git /var/lib/mock/f41-build-854952-167021/root/chroot_tmpdir/scmroot/pyosmium
Cloning into '/var/lib/mock/f41-build-854952-167021/root/chroot_tmpdir/scmroot/pyosmium'...
$ git fetch origin cc99d7fc1a99b899325099f6a3ecff178e402551:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pyosmium
 * [new ref]         cc99d7fc1a99b899325099f6a3ecff178e402551 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cc99d7f Update to 4.0.0 upstream release