$ git clone -n https://src.fedoraproject.org/rpms/python-packageurl-python.git /var/lib/mock/f42-build-side-1-3499437-45965/root/chroot_tmpdir/scmroot/python-packageurl-python
Cloning into '/var/lib/mock/f42-build-side-1-3499437-45965/root/chroot_tmpdir/scmroot/python-packageurl-python'...
$ git fetch origin 99727b09c507a659958aba67af811550bd6d0f40:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-packageurl-python
 * [new ref]         99727b09c507a659958aba67af811550bd6d0f40 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 99727b0 Update to 0.16.0