$ git clone -n https://src.fedoraproject.org/rpms/enlightenment.git /var/lib/mock/f40-build-790049-136250/root/chroot_tmpdir/scmroot/enlightenment
Cloning into '/var/lib/mock/f40-build-790049-136250/root/chroot_tmpdir/scmroot/enlightenment'...
$ git fetch origin ea4b6a7b3e2c57aaaf4d001764e1492ea6e4c9f4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/enlightenment
 * [new ref]         ea4b6a7b3e2c57aaaf4d001764e1492ea6e4c9f4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ea4b6a7 Upstream update to 0.26.0