$ git clone -n https://src.fedoraproject.org/rpms/plasma-breeze.git /var/lib/mock/f42-build-862330-170742/root/chroot_tmpdir/scmroot/plasma-breeze
Cloning into '/var/lib/mock/f42-build-862330-170742/root/chroot_tmpdir/scmroot/plasma-breeze'...
$ git fetch origin b766e435e962d4b8b6f52b9e8a12e77ccb1f6918:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/plasma-breeze
 * [new ref]         b766e435e962d4b8b6f52b9e8a12e77ccb1f6918 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b766e43 6.2.4