$ git clone -n https://src.fedoraproject.org/rpms/gap-pkg-orb.git /var/lib/mock/f37-build-675293-75970/root/chroot_tmpdir/scmroot/gap-pkg-orb
Cloning into '/var/lib/mock/f37-build-675293-75970/root/chroot_tmpdir/scmroot/gap-pkg-orb'...
$ git reset --hard b2238955a3d003a6500c00d54799cfa9d0de575a
HEAD is now at b223895 Non-bootstrap build.