$ git clone -n https://src.fedoraproject.org/rpms/plug.git /var/lib/mock/f40-build-2023746-46929/root/chroot_tmpdir/scmroot/plug
Cloning into '/var/lib/mock/f40-build-2023746-46929/root/chroot_tmpdir/scmroot/plug'...
$ git fetch origin 5cbde5e810a0cc4753a6ab66723a1afee1fcf57c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/plug
 * [new ref]         5cbde5e810a0cc4753a6ab66723a1afee1fcf57c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5cbde5e - Updated to 1.4.5 (rhbz#2253592)