$ git clone -n https://src.fedoraproject.org/rpms/isl.git /var/lib/mock/f31-build-53989-27932/root/chroot_tmpdir/scmroot/isl
Cloning into '/var/lib/mock/f31-build-53989-27932/root/chroot_tmpdir/scmroot/isl'...
$ git reset --hard 47e240007aab34985e733fe0c3a7e3092e420819
HEAD is now at 47e2400 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild