$ git clone -n https://src.fedoraproject.org/rpms/alglib.git /var/lib/mock/f31-build-52532-27683/root/chroot_tmpdir/scmroot/alglib
Cloning into '/var/lib/mock/f31-build-52532-27683/root/chroot_tmpdir/scmroot/alglib'...
$ git reset --hard 574f776e55f13dad2c5024b279732d156297359f
HEAD is now at 574f776 Update to 3.15.0