$ git clone -n https://src.fedoraproject.org/rpms/socnetv.git /var/lib/mock/f41-build-side-1-2670056-28995/root/chroot_tmpdir/scmroot/socnetv
Cloning into '/var/lib/mock/f41-build-side-1-2670056-28995/root/chroot_tmpdir/scmroot/socnetv'...
$ git fetch origin c9dca2031c79f6dbdb00541c9e4c23a89513040a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/socnetv
 * [new ref]         c9dca2031c79f6dbdb00541c9e4c23a89513040a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c9dca20 convert GPLv3 license to SPDX