$ git clone -n https://src.fedoraproject.org/rpms/xz.git /var/lib/mock/f41-build-812363-147810/root/chroot_tmpdir/scmroot/xz
Cloning into '/var/lib/mock/f41-build-812363-147810/root/chroot_tmpdir/scmroot/xz'...
$ git reset --hard 2b38ff05a2d8a94b05cd9db861806b82454757bc
HEAD is now at 2b38ff0 New upstream version 5.6.2 (RHBZ#2283854)