$ git clone -n https://src.fedoraproject.org/rpms/dracut.git /var/lib/mock/f40-build-861771-162906/root/chroot_tmpdir/scmroot/dracut
Cloning into '/var/lib/mock/f40-build-861771-162906/root/chroot_tmpdir/scmroot/dracut'...
$ git fetch origin d1f7d6ae481c1b0299769deecd82799349f773ec:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dracut
 * [new ref]         d1f7d6ae481c1b0299769deecd82799349f773ec -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d1f7d6a Update to dracut 102