$ git clone -n https://src.fedoraproject.org/rpms/Agda.git /var/lib/mock/f40-build-2250345-54047/root/chroot_tmpdir/scmroot/Agda
Cloning into '/var/lib/mock/f40-build-2250345-54047/root/chroot_tmpdir/scmroot/Agda'...
$ git fetch origin 96753cfc9934681c353081d99341de7b72958b92:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/Agda
 * [new ref]         96753cfc9934681c353081d99341de7b72958b92 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 96753cf update to 2.6.4.1