$ git clone -n https://src.fedoraproject.org/rpms/rust-clircle.git /var/lib/mock/f40-build-2053979-49096/root/chroot_tmpdir/scmroot/rust-clircle
Cloning into '/var/lib/mock/f40-build-2053979-49096/root/chroot_tmpdir/scmroot/rust-clircle'...
$ git fetch origin 3e569c485db5c9dbfd527c066c4e8e04cabb8e49:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-clircle
 * [new ref]         3e569c485db5c9dbfd527c066c4e8e04cabb8e49 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3e569c4 Update to 0.4.0