$ git clone -n https://src.fedoraproject.org/rpms/libisoburn.git /var/lib/mock/f33-build-600381-67150/root/chroot_tmpdir/scmroot/libisoburn
Cloning into '/var/lib/mock/f33-build-600381-67150/root/chroot_tmpdir/scmroot/libisoburn'...
$ git reset --hard a4d446181a7bf5390bc1df2974763f56c190901f
HEAD is now at a4d4461 Make xorrecord a cdrecord alternative (thanks to Jiri Kucera)