$ git clone -n https://src.fedoraproject.org/rpms/libstemmer.git /var/lib/mock/f31-build-94869-32517/root/chroot_tmpdir/scmroot/libstemmer
Cloning into '/var/lib/mock/f31-build-94869-32517/root/chroot_tmpdir/scmroot/libstemmer'...
$ git reset --hard d5349311397f962f6a31f263dfd5222463788a20
HEAD is now at d534931 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild