$ git clone -n https://src.fedoraproject.org/rpms/virt-v2v.git /var/lib/mock/eln-build-side-115203-61076335-6588639/root/chroot_tmpdir/scmroot/virt-v2v
Cloning into '/var/lib/mock/eln-build-side-115203-61076335-6588639/root/chroot_tmpdir/scmroot/virt-v2v'...
$ git fetch origin 10c9afdfa8009357ed1944271184773df489e7d8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/virt-v2v
 * [new ref]         10c9afdfa8009357ed1944271184773df489e7d8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 10c9afd New upstream development version 2.9.2