$ git clone -n https://src.fedoraproject.org/rpms/qscintilla.git /var/lib/mock/f40-build-1474550-23785/root/chroot_tmpdir/scmroot/qscintilla
Cloning into '/var/lib/mock/f40-build-1474550-23785/root/chroot_tmpdir/scmroot/qscintilla'...
$ git fetch origin 9da640f4a64cd0ba3508d7ba558d2d88cd6e18bb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qscintilla
 * [new ref]         9da640f4a64cd0ba3508d7ba558d2d88cd6e18bb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9da640f Set CXXFLAGS and LDFLAGS during sip build