$ git clone -n https://src.fedoraproject.org/rpms/libguestfs.git /var/lib/mock/f40-build-768175-125220/root/chroot_tmpdir/scmroot/libguestfs
Cloning into '/var/lib/mock/f40-build-768175-125220/root/chroot_tmpdir/scmroot/libguestfs'...
$ git reset --hard eb5bfa36cc7b6c1d46ed21dea03f376a5257b78c
HEAD is now at eb5bfa3 New upstream development version 1.51.10