$ git clone -n https://src.fedoraproject.org/rpms/R-V8.git /var/lib/mock/f33-build-292863-54991/root/chroot_tmpdir/scmroot/R-V8
Cloning into '/var/lib/mock/f33-build-292863-54991/root/chroot_tmpdir/scmroot/R-V8'...
$ git reset --hard 25928ebfcca6b11c6f93c60ddc806857d4f5390c
HEAD is now at 25928eb Rebuild for nodejs deps