$ git clone -n https://src.fedoraproject.org/rpms/kinfocenter.git /var/lib/mock/f41-build-855971-167429/root/chroot_tmpdir/scmroot/kinfocenter
Cloning into '/var/lib/mock/f41-build-855971-167429/root/chroot_tmpdir/scmroot/kinfocenter'...
$ git fetch origin 9ddbb1e0c36af8f9b0d2a0e9a50352f6f4e00c56:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kinfocenter
 * [new ref]         9ddbb1e0c36af8f9b0d2a0e9a50352f6f4e00c56 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9ddbb1e 6.2.1