$ git clone -n https://src.fedoraproject.org/rpms/lyx.git /var/lib/mock/f31-build-49624-27320/root/chroot_tmpdir/scmroot/lyx
Cloning into '/var/lib/mock/f31-build-49624-27320/root/chroot_tmpdir/scmroot/lyx'...
$ git reset --hard df0f498aecd9ccba4f3f88fd0b3ca55092974d1c
HEAD is now at df0f498 update to 2.3.3