$ git clone -n https://src.fedoraproject.org/rpms/python-scikit-image.git /var/lib/mock/f42-build-3487051-45834/root/chroot_tmpdir/scmroot/python-scikit-image
Cloning into '/var/lib/mock/f42-build-3487051-45834/root/chroot_tmpdir/scmroot/python-scikit-image'...
$ git fetch origin a903244ed65771239e738c35c0a92e86d51d32a1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-scikit-image
 * [new ref]         a903244ed65771239e738c35c0a92e86d51d32a1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a903244 Update to 0.25.2