$ git clone -n https://src.fedoraproject.org/rpms/libdstr.git /var/lib/mock/f31-build-58495-28455/root/chroot_tmpdir/scmroot/libdstr
Cloning into '/var/lib/mock/f31-build-58495-28455/root/chroot_tmpdir/scmroot/libdstr'...
$ git reset --hard 87c0fddf121d504fe04639ffcaba0d7853f07714
HEAD is now at 87c0fdd - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild