$ git clone -n https://src.fedoraproject.org/rpms/mozjs68.git /var/lib/mock/f37-build-639731-71327/root/chroot_tmpdir/scmroot/mozjs68
Cloning into '/var/lib/mock/f37-build-639731-71327/root/chroot_tmpdir/scmroot/mozjs68'...
$ git reset --hard 0ab7792b85522e420a1add7533752840407cd673
HEAD is now at 0ab7792 Adapt failures for newer system ICU