$ git clone -n https://src.fedoraproject.org/rpms/tokodon.git /var/lib/mock/f38-build-side-42-init-devel-854899-28426/root/chroot_tmpdir/scmroot/tokodon
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-854899-28426/root/chroot_tmpdir/scmroot/tokodon'...
$ git fetch origin 3364a9bcfe06b09601421c0d14a2d20f6c927532:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/tokodon
 * [new ref]         3364a9bcfe06b09601421c0d14a2d20f6c927532 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3364a9b Add ExcludeArch for ppc64le