$ git clone -n https://src.fedoraproject.org/rpms/parsec-tool.git /var/lib/mock/f40-build-795593-140206/root/chroot_tmpdir/scmroot/parsec-tool
Cloning into '/var/lib/mock/f40-build-795593-140206/root/chroot_tmpdir/scmroot/parsec-tool'...
$ git fetch origin 17daccb72414abcb3fa901390a853b8c6a1d6b69:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/parsec-tool
 * [new ref]         17daccb72414abcb3fa901390a853b8c6a1d6b69 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 17daccb Build against parsec 1.3