$ git clone -n https://src.fedoraproject.org/rpms/c-ares.git /var/lib/mock/f40-build-2197515-51636/root/chroot_tmpdir/scmroot/c-ares
Cloning into '/var/lib/mock/f40-build-2197515-51636/root/chroot_tmpdir/scmroot/c-ares'...
$ git fetch origin 80a06f28c9fe57f5a6b376e84f00955e0ac84c48:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/c-ares
 * [new ref]         80a06f28c9fe57f5a6b376e84f00955e0ac84c48 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 80a06f2 1.22.1