$ git clone -n https://src.fedoraproject.org/rpms/gnote.git /var/lib/mock/f40-build-780427-130969/root/chroot_tmpdir/scmroot/gnote
Cloning into '/var/lib/mock/f40-build-780427-130969/root/chroot_tmpdir/scmroot/gnote'...
$ git fetch origin 1ed7eec36329fa15568dcd5e565922d8339ad9b8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gnote
 * [new ref]         1ed7eec36329fa15568dcd5e565922d8339ad9b8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1ed7eec Update to 46.alpha