$ git clone -n https://src.fedoraproject.org/rpms/libgit2.git /var/lib/mock/f31-build-111488-34169/root/chroot_tmpdir/scmroot/libgit2
Cloning into '/var/lib/mock/f31-build-111488-34169/root/chroot_tmpdir/scmroot/libgit2'...
$ git reset --hard 01322f32c70a1dcb61982cb4b1e5bdeb4905c9ae
HEAD is now at 01322f3 Update to 0.28.3