$ git clone -n https://src.fedoraproject.org/rpms/gjs.git /var/lib/mock/f33-build-223665-48451/root/chroot_tmpdir/scmroot/gjs
Cloning into '/var/lib/mock/f33-build-223665-48451/root/chroot_tmpdir/scmroot/gjs'...
$ git reset --hard a6c4d5029654e735bc611a0b451d3662f1718c26
HEAD is now at a6c4d50 Rebuild against mozjs68-68.7.0-1