$ git clone -n https://src.fedoraproject.org/rpms/annobin.git /var/lib/mock/f41-build-824455-154114/root/chroot_tmpdir/scmroot/annobin
Cloning into '/var/lib/mock/f41-build-824455-154114/root/chroot_tmpdir/scmroot/annobin'...
$ git fetch origin 971ba2a8a8696af2c35d069471b3e252262ca7b2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/annobin
 * [new ref]         971ba2a8a8696af2c35d069471b3e252262ca7b2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 971ba2a Annocheck: Fix recording arguments for later re-use.