$ git clone -n https://src.fedoraproject.org/rpms/golang-github-shirou-gopsutil.git /var/lib/mock/f40-build-2193818-51481/root/chroot_tmpdir/scmroot/golang-github-shirou-gopsutil
Cloning into '/var/lib/mock/f40-build-2193818-51481/root/chroot_tmpdir/scmroot/golang-github-shirou-gopsutil'...
$ git fetch origin 91acf0aa4749592b459c47fe58393906dc72b168:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-shirou-gopsutil
 * [new ref]         91acf0aa4749592b459c47fe58393906dc72b168 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 91acf0a update to 3.23.10 (rhbz#2247360)