$ git clone -n https://src.fedoraproject.org/rpms/chordpro.git /var/lib/mock/f42-build-3346111-45001/root/chroot_tmpdir/scmroot/chordpro
Cloning into '/var/lib/mock/f42-build-3346111-45001/root/chroot_tmpdir/scmroot/chordpro'...
$ git fetch origin 6138d687b2eb9555ad9bdf8e63cf5a6193a3c694:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/chordpro
 * [new ref]         6138d687b2eb9555ad9bdf8e63cf5a6193a3c694 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6138d68 Enable AutoReqProv.