$ git clone -n https://src.fedoraproject.org/rpms/byobu.git /var/lib/mock/f41-build-side-1-2632693-25835/root/chroot_tmpdir/scmroot/byobu
Cloning into '/var/lib/mock/f41-build-side-1-2632693-25835/root/chroot_tmpdir/scmroot/byobu'...
$ git fetch origin 1560749be1bcc328a537085816be587cfe6195e1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/byobu
 * [new ref]         1560749be1bcc328a537085816be587cfe6195e1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1560749 convert GPLv3 license to SPDX