Bug 966261 - Backout --repo-path v1.12.9 change from bug 965608. r=backout
Bug 966261 - Backout --repo-path v1.12.9 change from bug 965608. r=backout

--HG--
branch : production
extra : transplant_source : %E7%DC%86%3F%3Dv%EE%DB%EB%0A%AC%9BL%96O%C0%DD%F9s%D7

simar7/build-mozharness,armenzg/build-mozharness,mrrrgn/build-mozharness,kartikgupta0909/mozilla-mozharness,lissyx/build-mozharness,mrrrgn/build-mozharness,lissyx/build-mozharness,simar7/build-mozharness,mozilla/build-mozharness,kartikgupta0909/mozilla-mozharness,kartikgupta0909/gittest,armenzg/build-mozharness,walac/build-mozharness,kartikgupta0909/build-mozharness,kartikgupta0909/gittest,walac/build-mozharness,kartikgupta0909/build-mozharness,mozilla/build-mozharness,escapewindow/mozharness,escapewindow/mozharness