$ git clone -n https://src.fedoraproject.org/rpms/rust-font-test-data.git /var/lib/mock/f45-build-35445-695/root/chroot_tmpdir/scmroot/rust-font-test-data
Cloning into '/var/lib/mock/f45-build-35445-695/root/chroot_tmpdir/scmroot/rust-font-test-data'...
$ git fetch origin ee0852567bbdd74a78234370d22a51c9852bbf0f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-font-test-data
 * [new ref]         ee0852567bbdd74a78234370d22a51c9852bbf0f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ee08525 local build