replace git archive with tar --xform
replace git archive with tar --xform

mrkeng/alerta,mrkeng/alerta,mrkeng/alerta,0312birdzhang/alerta,skob/alerta,guardian/alerta,guardian/alerta,skob/alerta,0312birdzhang/alerta,guardian/alerta,guardian/alerta,0312birdzhang/alerta,mrkeng/alerta,skob/alerta,skob/alerta