$ git clone -n https://src.fedoraproject.org/rpms/dracut.git /var/lib/mock/f40-build-2686745-68068/root/chroot_tmpdir/scmroot/dracut
Cloning into '/var/lib/mock/f40-build-2686745-68068/root/chroot_tmpdir/scmroot/dracut'...
$ git fetch origin ff27f8c57a00dc18bc56873e58b7f522aaf4cc63:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dracut
 * [new ref]         ff27f8c57a00dc18bc56873e58b7f522aaf4cc63 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ff27f8c Update to dracut 060.