$ git clone -n https://src.fedoraproject.org/rpms/enchant2.git /var/lib/mock/f40-build-2209280-52153/root/chroot_tmpdir/scmroot/enchant2
Cloning into '/var/lib/mock/f40-build-2209280-52153/root/chroot_tmpdir/scmroot/enchant2'...
$ git fetch origin 02ee74e4f872687ea0b544e9e823774888a03f8d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/enchant2
 * [new ref]         02ee74e4f872687ea0b544e9e823774888a03f8d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 02ee74e Update to 2.6.5